feat: portage to tiramisu 5.0

examples/AmonEcole/eosfunc.py

@@ -0,0 +1,303 @@
+import re, random, ipaddress
+def get_version(*args, **kwargs):
+    return u'2.6.2'
+
+
+def is_instanciate(*args, **kwargs):
+    return 'oui'
+
+
+def calc_val(valeur):
+    return valeur
+
+
+def concat(*args, **kwargs):
+    """ concatène deux valeurs """
+    sortedkeys = list(kwargs.keys())
+    sortedkeys.sort()
+    sortedkwvalues = []
+    for key in sortedkeys:
+        if kwargs[key] == '' or kwargs[key] is None:
+            return None
+        sortedkwvalues.append(kwargs[key])
+    if None in args:
+        return None
+    return "".join(args)+''.join(sortedkwvalues)
+
+
+def auto_dns(*args, **kwargs):
+    return []
+
+
+def calc_multi_condition(param, match=None, mismatch=None, operator='AND',
+                         default_match=None, default_mismatch=None,
+                         eval_match='False', eval_mismatch='False',
+                         **conditions):
+    if operator not in ('AND', 'OR'):
+        raise ValueError(_(u'Operator must be either "AND" or "OR"'))
+    if eval_match not in ('True', 'False'):
+        raise ValueError(_(u'eval_match must be either "True" or "False"'))
+    if eval_mismatch not in ('True', 'False'):
+        raise ValueError(_(u'eval_mismatch must be either "True" or "False"'))
+    if match is None:
+        if default_match is None:
+            match = u'oui'
+        else:
+            if default_match == 'None':
+                match = None
+            else:
+                match = default_match
+    if mismatch is None:
+        if default_mismatch is None:
+            mismatch = u'non'
+        else:
+            if default_mismatch == 'None':
+                mismatch = None
+            else:
+                mismatch = default_mismatch
+    conditions_keys = list(conditions.keys())
+    conditions_keys.sort()
+    for condition in conditions_keys:
+        if not condition.startswith('condition_'):
+            raise ValueError(_(u'Condition keys must start with "condition".'))
+    # si le paramètre est une liste...
+    if param.startswith('['):
+        param = eval(param)
+    # si il faut évaluer le résultat à retourner...
+    if eval_match == 'True':
+        match = eval(match)
+    if eval_mismatch == 'True':
+        mismatch = eval(mismatch)
+    if isinstance(param, list) and len(param) != len(conditions):
+        raise ValueError(_(u'Conditions and parameters counts do not match in calc_multi_condition.'))
+    for num in range(0, len(conditions)):
+        key = conditions_keys[num]
+        value = conditions[key]
+        if not isinstance(param, list):
+            if operator == 'AND' and value != param:
+                return mismatch
+            if operator == 'OR' and value == param:
+                return match
+        else:
+            if operator == 'AND' and value != param[num]:
+                return mismatch
+            if operator == 'OR' and value == param[num]:
+                return match
+    if operator == 'AND':
+        return match
+    else:
+        return mismatch
+
+
+auto_copy_val = calc_val
+
+
+def activate_master_only_web_app(*args, **kwargs):
+    return 'oui'
+
+
+def calc_val_first_value(*args, **kwargs):
+    if args == tuple():
+        return None
+    return args[0]
+
+
+def valid_entier(*args, **kwargs):
+    return True
+
+
+def list_cdrom_devices(*args, **kwargs):
+    return 'cdrom'
+
+
+def cdrom_minormajor(*args, **kwargs):
+    return 0
+
+
+def calc_free_PE(*args, **kwargs):
+    return 0
+
+
+def enable_lv_creation(*args, **kwargs):
+    return "oui"
+
+
+def get_lv_names(*args, **kwargs):
+    return "lvm"
+
+
+def calc_multi_val(*args, **kwargs):
+    res = []
+    for arg in args:
+        if arg is None:
+            if kwargs.get('allow_none', u'False') == u'True':
+                continue
+            else:
+                return []
+        # gestion des valeurs multi
+        if isinstance(arg, list):
+            for ev_arg in arg:
+                if ev_arg is not None and ev_arg not in res:
+                    res.append(ev_arg)
+        else:
+            res.append(arg)
+    return res
+
+
+def check_partitioning_auto_extend(*args, **kwargs):
+    return 'non'
+
+
+def check_free_space(*args, **kwargs):
+    return 0
+
+
+def is_fs_type(*args, **kwargs):
+    return "ext4"
+
+
+def is_lv_name(*args, **kwargs):
+    return "/etc"
+
+
+def get_net_device(*args, **kwargs):
+    return 'eth' + str(args[0])
+
+
+def list_len_gt(param, max_len=None, match=None, mismatch=None,
+                default_match=None, default_mismatch=None,
+                eval_match='False', eval_mismatch='False',):
+    if match is None:
+        if default_match is None:
+            match = u'oui'
+        else:
+            if default_match == 'None':
+                match = None
+            else:
+                match = default_match
+    if mismatch is None:
+        if default_mismatch is None:
+            mismatch = u'non'
+        else:
+            if default_mismatch == 'None':
+                mismatch = None
+            else:
+                mismatch = default_mismatch
+    # si il faut évaluer le résultat à retourner...
+    if eval_match == 'True':
+        match = eval(match)
+    if eval_mismatch == 'True':
+        mismatch = eval(mismatch)
+    if isinstance(param, list):
+        if len(param) > int(max_len):
+            return match
+        else:
+            return mismatch
+    else:
+        return mismatch
+
+
+def get_zone_name_bridge(*args, **kwargs):
+    return "non"
+
+
+def get_zone_name(*args, **kwargs):
+    return 'eth0'
+
+def auto_eth(*args, **kwargs):
+    if kwargs['parametre'] == kwargs['condition']:
+        return "192.168.1.1"
+
+
+def auto_netmask(*args, **kwargs):
+    if kwargs['parametre'] == kwargs['condition']:
+        return "255.255.255.0"
+
+
+def calc_or_auto_network(*args, **kwargs):
+    if kwargs['parametre'] == kwargs['condition']:
+        return "192.168.1.0"
+    return calc_network(kwargs['ip'], kwargs['netmask'])
+
+
+def calc_or_auto_broadcast(*args, **kwargs):
+    if kwargs['parametre'] == kwargs['condition']:
+        return "192.168.1.255"
+
+
+def auto_defaultgw_ip(*args, **kwargs):
+    if args[0] != 'statique':
+        return "192.168.1.254"
+
+
+def calc_network(ip, netmask):
+    if None not in (ip, netmask):
+        try:
+            return str(ipaddress.ip_interface('{}/{}'.format(ip, netmask)).network.network_address)
+        except:
+            return None
+
+
+def calc_broadcast(ip, netmask):
+    if None not in (ip, netmask):
+        return str(ipaddress.ip_interface('{}/{}'.format(ip, netmask)).network.broadcast_address)
+
+
+def calc_ssl_country_name(*args, **kwargs):
+    return 'FR'
+
+
+def valid_country(*args, **kwargs):
+    return
+
+
+def valid_regexp(data, exp_reg, err_msg=u"Invalid syntax"):
+    if data == "":
+        return True
+    match = re.match(exp_reg, data)
+    if match is None:
+        raise ValueError(err_msg)
+    else:
+        return True
+
+
+def gen_random(*args, **kwargs):
+    return '4444444444444444444'
+
+
+def check_name_uniq(value, values, index):
+    values.pop(index)
+    if value in values:
+        raise ValueError('le nom {} est déjà attribué à une autre plage'.format(value))
+
+
+def calc_classe(*args, **kwargs):
+    return "24"
+
+
+def calc_webredirection(*args, **kwargs):
+    return "/toto"
+
+
+def calc_container(mode_container, container_info, mode_zephir='non'):
+    return container_info
+
+
+def calc_libelle_annuaire(*args, **kwargs):
+    return "LDAP label"
+
+
+def valid_differ(data, value):
+    if data == value:
+        raise ValueError(u"Value must be different from {0}".format(value))
+
+
+def device_type(*args, **kwargs):
+    return 'b'
+
+
+def random_int(vmin, vmax, exclude=None):
+    values = list(range(int(vmin), int(vmax)+1))
+    if exclude != None and exclude in values:
+        values.remove(exclude)
+    return random.choice(values)

examples/AmonEcole/example.py

@@ -0,0 +1,32 @@
+#!/usr/bin/env python3
+"""AmonEcole example
+"""
+
+from examples.AmonEcole import amonecole
+from tiramisu_cmdline_parser import TiramisuCmdlineParser
+from tiramisu import default_storage
+
+
+def display_name(option, dyn_name):
+    return "--" + option.impl_getpath()
+
+
+def main():
+    """AmonEcole
+    """
+    default_storage.setting(engine='sqlite3', name='amonecole_cmdline_parser')
+    config = amonecole.get_config(display_name=display_name)
+    config.property.read_write()
+    config.property.pop('expert')
+    config.property.pop('normal')
+    config.property.add('expert')
+    config.property.add('normal')
+    config.permissive.add('expert')
+    config.permissive.add('normal')
+    parser = TiramisuCmdlineParser(config, root='creole')
+    #parser.parse_args(valid_mandatory=False)
+    parser.parse_args()
+
+
+if __name__ == "__main__":
+    main()

examples/Hangman/example.py

@@ -8,9 +8,7 @@ import unicodedata
 import re
 from os import unlink
 from os.path import isfile
-from tiramisu import RegexpOption, OptionDescription, Config, IntOption, UnicodeOption, BoolOption, ParamOption, Params
+from tiramisu import RegexpOption, OptionDescription, Config, IntOption, UnicodeOption, BoolOption, ParamOption, Params, default_storage
-from tiramisu.storage import storage_type
-from tiramisu.storage.sqlite3.storage import SETTING
 from tiramisu_cmdline_parser import TiramisuCmdlineParser
 
 
@@ -120,7 +118,7 @@ def main():
         proposal = ProposalOption('guess{}'.format(idx),
                                   'Guess {}'.format(idx),
                                   requires=requires,
-                                  properties=('positional',))
+                                  properties=('positional', 'mandatory'))
         #FIXME maximum recursion ...
         #if proposals:
         #    proposal.impl_add_consistency('not_equal', proposals[0])
@@ -147,15 +145,16 @@ def main():
     #descr = OptionDescription('proposals',
     #                          'Suggesting letters',
     #                          options)
-    storage_type.set('sqlite3')
+    default_storage.setting(engine='sqlite3', name='hangman_cmdline_parser')
     config = Config(OptionDescription('root', 'root', [word, proposal_word, misses, proposals_left] + options), persistent=True, session_id='hangman')
-    parser = TiramisuCmdlineParser(config)
+    config.property.read_write()
     try:
-        parser.parse_args()
+        parser = TiramisuCmdlineParser(config)
+        parser.parse_args(valid_mandatory=False)
     except ValueError:
+        # if no more suggestion
         pass
-    config = parser.get_config()
+    filename = '/tmp/tiramisu.db'
-    filename = '{}/tiramisu.db'.format(SETTING.dir_database)
     lost = False
     for name in ['proposal_word', 'misses', 'proposals_left']:
         option = config.option(name)

setup.py

@@ -1,29 +1,34 @@
 #!/usr/bin/env python
 # -*- coding: utf-8 -*-
-
 from setuptools import setup, find_packages
+import os
+from tiramisu_cmdline_parser import __version__
 
-import tiramisu_cmdline_parser
+
+PACKAGE_NAME = os.environ.get('PACKAGE_DST', 'tiramisu_cmdline_parser')
 
 setup(
-        name='tiramisu_cmdline_parser',
+    version=__version__,
-        version=tiramisu_cmdline_parser.__version__,
+    author="Tiramisu's team",
-        packages=find_packages(),
+    author_email='gnunux@gnunux.info',
-        author="Emmanuel Garette & Tiramisu Team",
+    name=PACKAGE_NAME,
     description="command-line parser using Tiramisu.",
-	long_description="""
-        Python3 parser for command-line options and arguments using Tiramisu engine.
-        """,
-	include_package_data=True,
 	url='https://framagit.org/tiramisu/tiramisu-cmdline-parser',
-
+    license='GNU Library or Lesser General Public License (LGPL)',
+    install_requires=["tiramisu>=5.0"],
 	classifiers=[
-	    "Programming Language :: Python",
-	    "Development Status :: 1 - Planning",
-	    "License :: LGPLv3",
-	    "Natural Language :: French",
-	    "Operating System :: OS Independent",
         "Programming Language :: Python :: 3",
-	    "Topic :: Communications",
+        "License :: OSI Approved :: GNU Library or Lesser General Public License (LGPL)",
+        "Operating System :: OS Independent",
+	    "Natural Language :: English",
+        "Natural Language :: French",
 	    ],
+	long_description="""\
+tiramisu-cmdline-parser
+---------------------------------
+
+Python3 parser for command-line options and arguments using Tiramisu engine.
+""",
+    include_package_data=True,
+    packages=find_packages(include=['tiramisu_cmdline_parser'])
 )

test/test_readme.py

@@ -1,193 +0,0 @@
-from io import StringIO
-from contextlib import redirect_stdout, redirect_stderr
-
-
-from tiramisu_cmdline_parser import TiramisuCmdlineParser
-from tiramisu import IntOption, StrOption, BoolOption, ChoiceOption, \
-                     SymLinkOption, OptionDescription, Config
-
-
-def get_config():
-    choiceoption = ChoiceOption('cmd',
-                                'choice the sub argument',
-                                ('str', 'list', 'int', 'none'),
-                                properties=('mandatory',
-                                            'positional'))
-    booloption = BoolOption('verbosity',
-                            'increase output verbosity',
-                            default=False)
-    short_booloption = SymLinkOption('v', booloption)
-    str_ = StrOption('str',
-                     'string option',
-                     properties=('mandatory',),
-                     requires=[{'option': choiceoption,
-                                'expected': 'str',
-                                'action': 'disabled',
-                                'inverse': True}])
-    list_ = StrOption('list',
-                      'list string option',
-                      multi=True,
-                      properties=('mandatory',),
-                      requires=[{'option': choiceoption,
-                                 'expected': 'list',
-                                 'action': 'disabled',
-                                 'inverse': True}])
-    int_ = IntOption('int',
-                     'int option',
-                     properties=('mandatory',),
-                     requires=[{'option': choiceoption,
-                                'expected': 'int',
-                                'action': 'disabled',
-                                'inverse': True}])
-    config = Config(OptionDescription('root',
-                                      'root',
-                                      [choiceoption,
-                                       booloption,
-                                       short_booloption,
-                                       str_,
-                                       list_,
-                                       int_
-                                       ]))
-    config.property.read_write()
-    return config
-
-def test_readme_help():
-    output = """usage: prog.py [-h] [-v] {str,list,int,none}
-
-positional arguments:
-  {str,list,int,none}  choice the sub argument
-
-optional arguments:
-  -h, --help           show this help message and exit
-  -v, --verbosity      increase output verbosity
-"""
-    parser = TiramisuCmdlineParser(get_config(), 'prog.py')
-    f = StringIO()
-    with redirect_stdout(f):
-        parser.print_help()
-    assert f.getvalue() == output
-
-
-def test_readme_positional_mandatory():
-    output = """usage: prog.py [-h] [-v] {str,list,int,none}
-prog.py: error: the following arguments are required: cmd
-"""
-    parser = TiramisuCmdlineParser(get_config(), 'prog.py')
-    f = StringIO()
-    with redirect_stderr(f):
-        try:
-            parser.parse_args([])
-        except SystemExit as err:
-            assert str(err) == "2"
-        else:
-            raise Exception('must raises')
-    assert f.getvalue() == output
-
-
-def test_readme_mandatory():
-    output = """usage: prog.py [-h] [-v] --str STR {str,list,int,none}
-prog.py: error: the following arguments are required: --str
-"""
-    parser = TiramisuCmdlineParser(get_config(), 'prog.py')
-    f = StringIO()
-    with redirect_stderr(f):
-        try:
-            parser.parse_args(['str'])
-        except SystemExit as err:
-            assert str(err) == "2"
-        else:
-            raise Exception('must raises')
-    assert f.getvalue() == output
-
-
-def test_readme_cross():
-    output = """usage: prog.py [-h] [-v] {str,list,int,none}
-prog.py: error: unrecognized arguments: --int
-"""
-    parser = TiramisuCmdlineParser(get_config(), 'prog.py')
-    f = StringIO()
-    with redirect_stderr(f):
-        try:
-            parser.parse_args(['none', '--int'])
-        except SystemExit as err:
-            assert str(err) == "2"
-        else:
-            raise Exception('must raises')
-    assert f.getvalue() == output
-
-
-def test_readme_int():
-    output = {'cmd': 'int',
-              'int': 3,
-              'verbosity': False,
-              'v': False}
-    config = get_config()
-    parser = TiramisuCmdlineParser(config, 'prog.py')
-    parser.parse_args(['int', '--int', '3'])
-    # assert config.value.dict() == output
-
-
-def test_readme_int_verbosity():
-    output = {'cmd': 'int',
-              'int': 3,
-              'verbosity': True,
-              'v': True}
-    config = get_config()
-    parser = TiramisuCmdlineParser(config, 'prog.py')
-    parser.parse_args(['int', '--int', '3', '--verbosity'])
-    assert config.value.dict() == output
-
-
-def test_readme_int_verbosity_short():
-    output = {'cmd': 'int',
-              'int': 3,
-              'verbosity': True,
-              'v': True}
-    config = get_config()
-    parser = TiramisuCmdlineParser(config, 'prog.py')
-    parser.parse_args(['int', '--int', '3', '-v'])
-    assert config.value.dict() == output
-
-
-def test_readme_str():
-    output = {'cmd': 'str',
-              'str': 'value',
-              'verbosity': False,
-              'v': False}
-    config = get_config()
-    parser = TiramisuCmdlineParser(config, 'prog.py')
-    parser.parse_args(['str', '--str', 'value'])
-    assert config.value.dict() == output
-
-
-def test_readme_str_int():
-    output = {'cmd': 'str',
-              'str': '3',
-              'verbosity': False,
-              'v': False}
-    config = get_config()
-    parser = TiramisuCmdlineParser(config, 'prog.py')
-    parser.parse_args(['str', '--str', '3'])
-    assert config.value.dict() == output
-
-
-def test_readme_list():
-    output = {'cmd': 'list',
-              'list': ['a', 'b', 'c'],
-              'verbosity': False,
-              'v': False}
-    config = get_config()
-    parser = TiramisuCmdlineParser(config, 'prog.py')
-    parser.parse_args(['list', '--list', 'a', 'b', 'c'])
-    assert config.value.dict() == output
-
-
-def test_readme_list_uniq():
-    output = {'cmd': 'list',
-              'list': ['a'],
-              'verbosity': False,
-              'v': False}
-    config = get_config()
-    parser = TiramisuCmdlineParser(config, 'prog.py')
-    parser.parse_args(['list', '--list', 'a'])
-    assert config.value.dict() == output

tests/test_choice.py

@@ -0,0 +1,196 @@
+from io import StringIO
+from contextlib import redirect_stdout, redirect_stderr
+import pytest
+
+
+from tiramisu_cmdline_parser import TiramisuCmdlineParser
+from tiramisu import ChoiceOption, OptionDescription, Config
+try:
+    from tiramisu_api import Config as JsonConfig
+    #params = ['tiramisu', 'tiramisu-json']
+    params = ['tiramisu']
+except:
+    params = ['tiramisu']
+
+from .utils import TestHelpFormatter, to_dict
+
+
+def get_config(json):
+    positional = ChoiceOption('positional',
+                              'choice the sub argument',
+                              ('str', 'list', 'int', 'none'),
+                              properties=('positional', 'mandatory'))
+    positional_int = ChoiceOption('positional_int',
+                              'choice the sub argument',
+                              (1, 2, 3),
+                              properties=('positional', 'mandatory'))
+    str_ = ChoiceOption('str',
+                        'choice the sub argument',
+                        ('str1', 'str2', 'str3'))
+    int_ = ChoiceOption('int',
+                        'choice the sub argument',
+                        (1, 2, 3))
+    int_multi = ChoiceOption('int_multi',
+                             'choice the sub argument',
+                             (1, 2, 3),
+                             multi=True)
+    od = OptionDescription('od',
+                           'od',
+                           [positional, positional_int, str_, int_, int_multi])
+    config = Config(od)
+    config.property.read_write()
+    if json == 'tiramisu':
+        return config
+    jconfig = JsonConfig(config.option.get())
+    return jconfig
+
+
+@pytest.fixture(params=params)
+def json(request):
+    return request.param
+
+
+def test_choice_positional(json):
+    output1 = '''usage: prog.py "str" "1" [-h] [--str {str1,str2,str3}] [--int {1,2,3}] [--int_multi [{1,2,3} ...]] {str,list,int,none} {1,2,3}
+prog.py: error: argument positional: invalid choice: 'error' (choose from 'str', 'list', 'int', 'none')
+'''
+    output2 = '''usage: prog.py "str" "1" [-h] [--str {str1,str2,str3}] [--int {1,2,3}] [--int_multi [{1,2,3} ...]] {str,list,int,none} {1,2,3}
+prog.py: error: argument positional_int: invalid choice: '4' (choose from '1', '2', '3')
+'''
+    config = get_config(json)
+    parser = TiramisuCmdlineParser(config, 'prog.py', formatter_class=TestHelpFormatter)
+    parser.parse_args(['str', '1'])
+    assert to_dict(config.value.get()) == {'positional': 'str',
+                                   'positional_int': 1,
+                                   'str': None,
+                                   'int': None,
+                                   'int_multi': []}
+    f = StringIO()
+    with redirect_stderr(f):
+        try:
+            parser.parse_args(['error', '1'])
+        except SystemExit as err:
+            assert str(err) == "2"
+        else:
+            raise Exception('must raises')
+    assert f.getvalue() == output1
+
+    f = StringIO()
+    with redirect_stderr(f):
+        try:
+            parser.parse_args(['str', '4'])
+        except SystemExit as err:
+            assert str(err) == "2"
+        else:
+            raise Exception('must raises')
+    assert f.getvalue() == output2
+
+
+def test_choice_str(json):
+    output = """usage: prog.py "str" "1" --str "str3" [-h] [--str {str1,str2,str3}] [--int {1,2,3}] [--int_multi [{1,2,3} ...]] {str,list,int,none} {1,2,3}
+prog.py: error: argument --str: invalid choice: 'error' (choose from 'str1', 'str2', 'str3')
+"""
+    config = get_config(json)
+    parser = TiramisuCmdlineParser(config, 'prog.py', formatter_class=TestHelpFormatter)
+    parser.parse_args(['str', '1', '--str', 'str1'])
+    assert to_dict(config.value.get()) == {'positional': 'str',
+                                   'positional_int': 1,
+                                   'str': 'str1',
+                                   'int': None,
+                                   'int_multi': []}
+    parser.parse_args(['str', '1', '--str', 'str2'])
+    assert to_dict(config.value.get()) == {'positional': 'str',
+                                   'positional_int': 1,
+                                   'str': 'str2',
+                                   'int': None,
+                                   'int_multi': []}
+    parser.parse_args(['str', '1', '--str', 'str3'])
+    assert to_dict(config.value.get()) == {'positional': 'str',
+                                   'positional_int': 1,
+                                   'str': 'str3',
+                                   'int': None,
+                                   'int_multi': []}
+    f = StringIO()
+    with redirect_stderr(f):
+        try:
+            parser.parse_args(['str', '1', '--str', 'error'])
+        except SystemExit as err:
+            assert str(err) == "2"
+        else:
+            raise Exception('must raises')
+    assert f.getvalue() == output
+    assert to_dict(config.value.get()) == {'positional': 'str',
+                                   'positional_int': 1,
+                                   'str': 'str3',
+                                   'int': None,
+                                   'int_multi': []}
+
+
+def test_choice_int(json):
+    output = """usage: prog.py "str" "1" --int "1" [-h] [--str {str1,str2,str3}] [--int {1,2,3}] [--int_multi [{1,2,3} ...]] {str,list,int,none} {1,2,3}
+prog.py: error: argument --int: invalid choice: '4' (choose from '1', '2', '3')
+"""
+    config = get_config(json)
+    parser = TiramisuCmdlineParser(config, 'prog.py', formatter_class=TestHelpFormatter)
+    parser.parse_args(['str', '1', '--int', '1'])
+    assert to_dict(config.value.get()) == {'positional': 'str',
+                                   'positional_int': 1,
+                                   'str': None,
+                                   'int': 1,
+                                   'int_multi': []}
+    f = StringIO()
+    with redirect_stderr(f):
+        try:
+            parser.parse_args(['str', '1', '--int', '4'])
+        except SystemExit as err:
+            assert str(err) == "2"
+        else:
+            raise Exception('must raises')
+    assert f.getvalue() == output
+    assert to_dict(config.value.get()) == {'positional': 'str',
+                                   'positional_int': 1,
+                                   'str': None,
+                                   'int': 1,
+                                   'int_multi': []}
+
+
+def test_choice_int_multi(json):
+    output = """usage: prog.py "str" "1" --int_multi "1" "2" [-h] [--str {str1,str2,str3}] [--int {1,2,3}] [--int_multi [{1,2,3} ...]] {str,list,int,none} {1,2,3}
+prog.py: error: argument --int_multi: invalid choice: '4' (choose from '1', '2', '3')
+"""
+    config = get_config(json)
+    parser = TiramisuCmdlineParser(config, 'prog.py', formatter_class=TestHelpFormatter)
+    parser.parse_args(['str', '1', '--int_multi', '1', '2'])
+    assert to_dict(config.value.get()) == {'positional': 'str',
+                                   'positional_int': 1,
+                                   'str': None,
+                                   'int': None,
+                                   'int_multi': [1, 2]}
+    f = StringIO()
+    with redirect_stderr(f):
+        try:
+            parser.parse_args(['str', '1', '--int_multi', '4'])
+        except SystemExit as err:
+            assert str(err) == "2"
+        else:
+            raise Exception('must raises')
+    assert f.getvalue() == output
+    assert to_dict(config.value.get()) == {'positional': 'str',
+                                   'positional_int': 1,
+                                   'str': None,
+                                   'int': None,
+                                   'int_multi': [1, 2]}
+    f = StringIO()
+    with redirect_stderr(f):
+        try:
+            parser.parse_args(['str', '1', '--int_multi', '1', '4'])
+        except SystemExit as err:
+            assert str(err) == "2"
+        else:
+            raise Exception('must raises')
+    assert f.getvalue() == output
+    assert to_dict(config.value.get()) == {'positional': 'str',
+                                   'positional_int': 1,
+                                   'str': None,
+                                   'int': None,
+                                   'int_multi': [1, 2]}

tests/test_help.py

@@ -0,0 +1,95 @@
+from io import StringIO
+from contextlib import redirect_stdout, redirect_stderr
+import pytest
+from argparse import RawDescriptionHelpFormatter
+
+
+from tiramisu_cmdline_parser import TiramisuCmdlineParser
+from tiramisu import IntOption, StrOption, BoolOption, ChoiceOption, \
+                     OptionDescription, Config
+try:
+    from tiramisu_api import Config as JsonConfig
+    #params = ['tiramisu', 'tiramisu-json']
+    params = ['tiramisu']
+except:
+    params = ['tiramisu']
+from .utils import TestHelpFormatter
+
+
+
+def get_config(json):
+    choiceoption = ChoiceOption('cmd',
+                                'choice the sub argument',
+                                ('str', 'list', 'int', 'none'),
+                                properties=('mandatory',
+                                            'positional'))
+    od = OptionDescription('od',
+                           'od',
+                           [choiceoption])
+    root = OptionDescription('root',
+                             'root',
+                             [od])
+    config = Config(root)
+    config.property.read_write()
+    if json == 'tiramisu':
+        return config
+    jconfig = JsonConfig(config.option.dict())
+    return jconfig
+
+
+@pytest.fixture(params=params)
+def json(request):
+    return request.param
+
+
+def test_help(json):
+    output = """usage: prog.py [-h] {str,list,int,none}
+
+options:
+  -h, --help           show this help message and exit
+
+od:
+  {str,list,int,none}  choice the sub argument
+"""
+    parser = TiramisuCmdlineParser(get_config(json), 'prog.py', formatter_class=TestHelpFormatter)
+    f = StringIO()
+    with redirect_stdout(f):
+        parser.print_help()
+    assert f.getvalue() == output
+
+
+def test_help_epilog(json):
+    output = """usage: prog.py [-h] {str,list,int,none}
+
+options:
+  -h, --help           show this help message and exit
+
+od:
+  {str,list,int,none}  choice the sub argument
+
+two line
+"""
+    parser = TiramisuCmdlineParser(get_config(json), 'prog.py', epilog="\ntwo\nline", formatter_class=TestHelpFormatter)
+    f = StringIO()
+    with redirect_stdout(f):
+        parser.print_help()
+    assert f.getvalue() == output
+
+
+def test_help_epilog_raw(json):
+    output = """usage: prog.py [-h] {str,list,int,none}
+
+options:
+  -h, --help           show this help message and exit
+
+od:
+  {str,list,int,none}  choice the sub argument
+
+two
+line
+"""
+    parser = TiramisuCmdlineParser(get_config(json), 'prog.py', epilog="\ntwo\nline", formatter_class=RawDescriptionHelpFormatter)
+    f = StringIO()
+    with redirect_stdout(f):
+        parser.print_help()
+    assert f.getvalue() == output

tests/test_leadership.py

@@ -0,0 +1,376 @@
+from io import StringIO
+from contextlib import redirect_stdout, redirect_stderr
+import pytest
+
+
+from tiramisu_cmdline_parser import TiramisuCmdlineParser
+from tiramisu import IntOption, StrOption, BoolOption, ChoiceOption, \
+                     OptionDescription, Leadership, Config, submulti
+try:
+    from tiramisu_api import Config as JsonConfig
+#    params = ['tiramisu', 'tiramisu-json']
+    params = ['tiramisu']
+except:
+    params = ['tiramisu']
+
+from .utils import TestHelpFormatter, to_dict
+
+
+def get_config(json, with_mandatory=False):
+    leader = StrOption('leader', "Leader var", ['192.168.0.1'], multi=True)
+    follower = StrOption('follower', "Follower", multi=True)
+    if with_mandatory:
+        properties = ('mandatory',)
+    else:
+        properties = None
+    follower_submulti = StrOption('follower_submulti', "Follower submulti", multi=submulti, properties=properties)
+    follower_integer = IntOption('follower_integer', "Follower integer", multi=True)
+    follower_boolean = BoolOption('follower_boolean', "Follower boolean", multi=True)
+    follower_choice = ChoiceOption('follower_choice', "Follower choice", ('opt1', 'opt2'), multi=True)
+    opt_list = [leader, follower, follower_submulti, follower_integer, follower_boolean, follower_choice]
+    if with_mandatory:
+        opt_list.append(StrOption('follower_mandatory', "Follower mandatory", multi=True, properties=('mandatory',)))
+    leadership = Leadership('leader', 'leader', opt_list)
+    config = Config(OptionDescription('root', 'root', [leadership]))
+    if json == 'tiramisu':
+        return config
+    jconfig = JsonConfig(config.option.dict())
+    return jconfig
+
+
+@pytest.fixture(params=params)
+def json(request):
+    return request.param
+
+
+def test_leadership_help(json):
+    output = """usage: prog.py [-h] [--leader.leader [LEADER ...]] [--leader.pop-leader INDEX] [--leader.follower INDEX [FOLLOWER]] --leader.follower_submulti INDEX [FOLLOWER_SUBMULTI ...] [--leader.follower_integer INDEX [FOLLOWER_INTEGER]] [--leader.follower_boolean INDEX] [--leader.no-follower_boolean INDEX] [--leader.follower_choice INDEX [{opt1,opt2}]] --leader.follower_mandatory INDEX FOLLOWER_MANDATORY
+
+options:
+  -h, --help            show this help message and exit
+
+leader:
+  --leader.leader [LEADER ...]
+                        Leader var
+  --leader.pop-leader INDEX
+  --leader.follower INDEX [FOLLOWER]
+                        Follower
+  --leader.follower_submulti INDEX [FOLLOWER_SUBMULTI ...]
+                        Follower submulti
+  --leader.follower_integer INDEX [FOLLOWER_INTEGER]
+                        Follower integer
+  --leader.follower_boolean INDEX
+                        Follower boolean
+  --leader.no-follower_boolean INDEX
+  --leader.follower_choice INDEX [{opt1,opt2}]
+                        Follower choice
+  --leader.follower_mandatory INDEX FOLLOWER_MANDATORY
+                        Follower mandatory
+"""
+    parser = TiramisuCmdlineParser(get_config(json, with_mandatory=True), 'prog.py', formatter_class=TestHelpFormatter)
+    f = StringIO()
+    with redirect_stdout(f):
+        parser.print_help()
+    assert f.getvalue() == output
+
+
+def test_leadership_modif_leader(json):
+    output = {'leader.leader': ['192.168.1.1'],
+              'leader.follower': [None],
+              'leader.follower_boolean': [None],
+              'leader.follower_choice': [None],
+              'leader.follower_integer': [None],
+              'leader.follower_submulti': [[]]}
+
+    config = get_config(json)
+    parser = TiramisuCmdlineParser(config, 'prog.py')
+    parser.parse_args(['--leader.leader', '192.168.1.1'])
+    assert to_dict(config.value.get()) == output
+
+
+def test_leadership_modif_follower(json):
+    output = {'leader.leader': ['192.168.0.1'],
+              'leader.follower': ['255.255.255.0'],
+              'leader.follower_boolean': [None],
+              'leader.follower_choice': [None],
+              'leader.follower_integer': [None],
+              'leader.follower_submulti': [[]]}
+
+    config = get_config(json)
+    parser = TiramisuCmdlineParser(config, 'prog.py')
+    parser.parse_args(['--leader.follower', '0', '255.255.255.0'])
+    assert to_dict(config.value.get()) == output
+
+
+def test_leadership_modif_follower_not_submulti(json):
+    output = """usage: prog.py [-h] [--leader.leader [LEADER ...]] [--leader.pop-leader INDEX] [--leader.follower INDEX [FOLLOWER]] [--leader.follower_submulti INDEX [FOLLOWER_SUBMULTI ...]] [--leader.follower_integer INDEX [FOLLOWER_INTEGER]] [--leader.follower_boolean INDEX] [--leader.no-follower_boolean INDEX] [--leader.follower_choice INDEX [{opt1,opt2}]]
+prog.py: error: unrecognized arguments: 255.255.255.0
+"""
+
+    config = get_config(json)
+    parser = TiramisuCmdlineParser(config, 'prog.py', formatter_class=TestHelpFormatter)
+    f = StringIO()
+    with redirect_stderr(f):
+        try:
+            parser.parse_args(['--leader.follower', '0', '255.255.255.0', '255.255.255.0'])
+        except SystemExit as err:
+            assert str(err) == "2"
+        else:
+            raise Exception('must raises')
+    assert f.getvalue() == output
+
+
+def test_leadership_modif_follower_submulti(json):
+    output = {'leader.leader': ['192.168.0.1'],
+              'leader.follower': [None],
+              'leader.follower_boolean': [None],
+              'leader.follower_choice': [None],
+              'leader.follower_integer': [None],
+              'leader.follower_submulti': [['255.255.255.0']]}
+
+    config = get_config(json)
+    parser = TiramisuCmdlineParser(config, 'prog.py')
+    parser.parse_args(['--leader.follower_submulti', '0', '255.255.255.0'])
+    assert to_dict(config.value.get()) == output
+
+
+def test_leadership_modif_follower_submulti_multi(json):
+    output = {'leader.leader': ['192.168.0.1'],
+              'leader.follower': [None],
+              'leader.follower_boolean': [None],
+              'leader.follower_choice': [None],
+              'leader.follower_integer': [None],
+              'leader.follower_submulti': [['255.255.255.0', '255.255.255.128']]}
+
+    config = get_config(json)
+    parser = TiramisuCmdlineParser(config, 'prog.py')
+    parser.parse_args(['--leader.follower_submulti', '0', '255.255.255.0', '255.255.255.128'])
+    assert to_dict(config.value.get()) == output
+
+
+def test_leadership_modif_follower_bool_true(json):
+    output = {'leader.leader': ['192.168.0.1'],
+              'leader.follower': [None],
+              'leader.follower_boolean': [True],
+              'leader.follower_choice': [None],
+              'leader.follower_integer': [None],
+              'leader.follower_submulti': [[]]}
+
+    config = get_config(json)
+    parser = TiramisuCmdlineParser(config, 'prog.py')
+    parser.parse_args(['--leader.follower_boolean', '0'])
+    assert to_dict(config.value.get()) == output
+
+
+def test_leadership_modif_follower_bool_false(json):
+    output = {'leader.leader': ['192.168.0.1'],
+              'leader.follower': [None],
+              'leader.follower_boolean': [False],
+              'leader.follower_choice': [None],
+              'leader.follower_integer': [None],
+              'leader.follower_submulti': [[]]}
+
+    config = get_config(json)
+    parser = TiramisuCmdlineParser(config, 'prog.py')
+    parser.parse_args(['--leader.no-follower_boolean', '0'])
+    assert to_dict(config.value.get()) == output
+
+
+def test_leadership_modif_follower_bool_true_fullname(json):
+    output = {'leader.leader': ['192.168.0.1'],
+              'leader.follower': [None],
+              'leader.follower_boolean': [True],
+              'leader.follower_choice': [None],
+              'leader.follower_integer': [None],
+              'leader.follower_submulti': [[]]}
+
+    config = get_config(json)
+    parser = TiramisuCmdlineParser(config, 'prog.py', fullpath=False)
+    parser.parse_args(['--follower_boolean', '0'])
+    assert to_dict(config.value.get()) == output
+
+
+def test_leadership_modif_follower_bool_false_fullname(json):
+    output = {'leader.leader': ['192.168.0.1'],
+              'leader.follower': [None],
+              'leader.follower_boolean': [False],
+              'leader.follower_choice': [None],
+              'leader.follower_integer': [None],
+              'leader.follower_submulti': [[]]}
+
+    config = get_config(json)
+    parser = TiramisuCmdlineParser(config, 'prog.py', fullpath=False)
+    parser.parse_args(['--no-follower_boolean', '0'])
+    assert to_dict(config.value.get()) == output
+
+
+def test_leadership_modif_follower_choice(json):
+    output = {'leader.leader': ['192.168.0.1'],
+              'leader.follower': [None],
+              'leader.follower_boolean': [None],
+              'leader.follower_choice': ['opt1'],
+              'leader.follower_integer': [None],
+              'leader.follower_submulti': [[]]}
+
+    config = get_config(json)
+    parser = TiramisuCmdlineParser(config, 'prog.py')
+    parser.parse_args(['--leader.follower_choice', '0', 'opt1'])
+    assert to_dict(config.value.get()) == output
+
+
+def test_leadership_modif_follower_choice_unknown(json):
+    output = """usage: prog.py [-h] [--leader.leader [LEADER ...]] [--leader.pop-leader INDEX] [--leader.follower INDEX [FOLLOWER]] [--leader.follower_submulti INDEX [FOLLOWER_SUBMULTI ...]] [--leader.follower_integer INDEX [FOLLOWER_INTEGER]] [--leader.follower_boolean INDEX] [--leader.no-follower_boolean INDEX] [--leader.follower_choice INDEX [{opt1,opt2}]]
+prog.py: error: argument --leader.follower_choice: invalid choice: 'opt_unknown' (choose from 'opt1', 'opt2')
+"""
+    config = get_config(json)
+    parser = TiramisuCmdlineParser(config, 'prog.py', formatter_class=TestHelpFormatter)
+    f = StringIO()
+    with redirect_stderr(f):
+        try:
+            parser.parse_args(['--leader.follower_choice', '0', 'opt_unknown'])
+        except SystemExit as err:
+            assert str(err) == "2"
+        else:
+            raise Exception('must raises')
+    assert f.getvalue() == output
+
+
+def test_leadership_modif_follower_not_number(json):
+    output = """usage: prog.py [-h] [--leader.leader [LEADER ...]] [--leader.pop-leader INDEX] [--leader.follower INDEX [FOLLOWER]] [--leader.follower_submulti INDEX [FOLLOWER_SUBMULTI ...]] [--leader.follower_integer INDEX [FOLLOWER_INTEGER]] [--leader.follower_boolean INDEX] [--leader.no-follower_boolean INDEX] [--leader.follower_choice INDEX [{opt1,opt2}]]
+prog.py: error: index must be a number, not a
+"""
+
+    config = get_config(json)
+    parser = TiramisuCmdlineParser(config, 'prog.py', formatter_class=TestHelpFormatter)
+    f = StringIO()
+    with redirect_stderr(f):
+        try:
+            parser.parse_args(['--leader.follower', 'a', '255.255.255.0'])
+        except SystemExit as err:
+            assert str(err) == "2"
+        else:
+            raise Exception('must raises')
+    assert f.getvalue() == output
+
+
+def test_leadership_modif_multi(json):
+    output = {'leader.leader': ['192.168.1.1', '10.253.10.1', '192.168.253.1'],
+              'leader.follower': ['255.255.255.128', None, '255.255.255.0'],
+              'leader.follower_boolean': [None, None, None],
+              'leader.follower_choice': [None, None, None],
+              'leader.follower_integer': [None, None, None],
+              'leader.follower_submulti': [[], [], []]}
+
+    config = get_config(json)
+    parser = TiramisuCmdlineParser(config, 'prog.py')
+    parser.parse_args(['--leader.leader', '192.168.1.1', '10.253.10.1', '192.168.253.1',
+                       '--leader.follower', '0', '255.255.255.128',
+                       '--leader.follower', '2', '255.255.255.0'])
+    assert to_dict(config.value.get()) == output
+
+
+def test_leadership_modif_multi_reduce(json):
+    output = {'leader.leader': ['192.168.1.1', '192.168.253.1'],
+              'leader.follower': ['255.255.255.128', '255.255.255.0'],
+              'leader.follower_boolean': [None,  None],
+              'leader.follower_choice': [None, None],
+              'leader.follower_integer': [None, None],
+              'leader.follower_submulti': [[], []]}
+
+    config = get_config(json)
+    parser = TiramisuCmdlineParser(config, 'prog.py')
+    parser.parse_args(['--leader.leader', '192.168.1.1', '10.253.10.1', '192.168.253.1',
+                       '--leader.follower', '0', '255.255.255.128',
+                       '--leader.follower', '2', '255.255.255.0',
+                       '--leader.pop-leader', '1'])
+    assert to_dict(config.value.get()) == output
+
+
+def test_leadership_modif_mandatory(json):
+    output = {'leader.leader': ['192.168.1.1'],
+              'leader.follower': [None],
+              'leader.follower_mandatory': ['255.255.255.128'],
+              'leader.follower_boolean': [None],
+              'leader.follower_choice': [None],
+              'leader.follower_integer': [None],
+              'leader.follower_submulti': [['255.255.255.128']]}
+    output2 = """usage: prog.py --leader.leader "192.168.1.1" [-h] [--leader.leader [LEADER ...]] [--leader.pop-leader INDEX] [--leader.follower INDEX [FOLLOWER]] --leader.follower_submulti INDEX [FOLLOWER_SUBMULTI ...] [--leader.follower_integer INDEX [FOLLOWER_INTEGER]] [--leader.follower_boolean INDEX] [--leader.no-follower_boolean INDEX] [--leader.follower_choice INDEX [{opt1,opt2}]] --leader.follower_mandatory INDEX FOLLOWER_MANDATORY
+prog.py: error: the following arguments are required: --leader.follower_submulti"""
+
+    config = get_config(json, with_mandatory=True)
+    parser = TiramisuCmdlineParser(config, 'prog.py', formatter_class=TestHelpFormatter)
+    f = StringIO()
+    with redirect_stderr(f):
+        try:
+            parser.parse_args(['--leader.leader', '192.168.1.1'])
+        except SystemExit as err:
+            assert str(err) == "2"
+        else:
+            raise Exception('must raises')
+    assert f.getvalue() == output2 + ', --leader.follower_mandatory\n'
+    f = StringIO()
+    with redirect_stderr(f):
+        try:
+            parser.parse_args(['--leader.leader', '192.168.1.1',
+                               '--leader.follower_mandatory', '0', '255.255.255.128'])
+        except SystemExit as err:
+            assert str(err) == "2"
+        else:
+            raise Exception('must raises')
+    assert f.getvalue() == output2 + '\n'
+    parser.parse_args(['--leader.leader', '192.168.1.1',
+                       '--leader.follower_submulti', '0', '255.255.255.128',
+                       '--leader.follower_mandatory', '0', '255.255.255.128'])
+    assert to_dict(config.value.get()) == output
+
+
+def test_leadership_modif_mandatory_remove(json):
+    output = {'leader.leader': ['192.168.1.1'],
+              'leader.follower': [None],
+              'leader.follower_mandatory': ['255.255.255.128'],
+              'leader.follower_boolean': [None],
+              'leader.follower_choice': [None],
+              'leader.follower_integer': [None],
+              'leader.follower_submulti': [['255.255.255.128']]}
+    output2 = """usage: prog.py --leader.leader "192.168.1.1" [-h] [--leader.pop-leader INDEX] [--leader.follower INDEX [FOLLOWER]] --leader.follower_submulti INDEX [FOLLOWER_SUBMULTI ...] [--leader.follower_integer INDEX [FOLLOWER_INTEGER]] [--leader.follower_boolean INDEX] [--leader.no-follower_boolean INDEX] [--leader.follower_choice INDEX [{opt1,opt2}]] --leader.follower_mandatory INDEX FOLLOWER_MANDATORY
+prog.py: error: the following arguments are required: --leader.follower_submulti"""
+
+    config = get_config(json, with_mandatory=True)
+    parser = TiramisuCmdlineParser(config, 'prog.py', display_modified_value=False, formatter_class=TestHelpFormatter)
+    f = StringIO()
+    with redirect_stderr(f):
+        try:
+            parser.parse_args(['--leader.leader', '192.168.1.1'])
+        except SystemExit as err:
+            assert str(err) == "2"
+        else:
+            raise Exception('must raises')
+    assert f.getvalue() == output2 + ', --leader.follower_mandatory\n'
+    f = StringIO()
+    with redirect_stderr(f):
+        try:
+            parser.parse_args(['--leader.leader', '192.168.1.1',
+                               '--leader.follower_mandatory', '0', '255.255.255.128'])
+        except SystemExit as err:
+            assert str(err) == "2"
+        else:
+            raise Exception('must raises')
+    assert f.getvalue() == output2 + '\n'
+    parser.parse_args(['--leader.leader', '192.168.1.1',
+                       '--leader.follower_submulti', '0', '255.255.255.128',
+                       '--leader.follower_mandatory', '0', '255.255.255.128'])
+    assert to_dict(config.value.get()) == output
+
+
+def test_leadership_modif_mandatory_unvalidate(json):
+    output = {'leader.leader': ['192.168.1.1'],
+              'leader.follower': [None],
+              'leader.follower_mandatory': [None],
+              'leader.follower_boolean': [None],
+              'leader.follower_choice': [None],
+              'leader.follower_integer': [None],
+              'leader.follower_submulti': [[]]}
+    config = get_config(json, with_mandatory=True)
+    parser = TiramisuCmdlineParser(config, 'prog.py')
+    parser.parse_args(['--leader.leader', '192.168.1.1'], valid_mandatory=False)
+    assert to_dict(config.value.get()) == output

tests/test_optiondescription.py

@@ -0,0 +1,188 @@
+from io import StringIO
+from contextlib import redirect_stdout, redirect_stderr
+import pytest
+
+
+from tiramisu_cmdline_parser import TiramisuCmdlineParser
+from tiramisu import IntOption, StrOption, BoolOption, ChoiceOption, \
+                     SymLinkOption, OptionDescription, Config
+try:
+    from tiramisu_api import Config as JsonConfig
+    #params = ['tiramisu', 'tiramisu-json']
+    params = ['tiramisu']
+except:
+    params = ['tiramisu']
+from .utils import TestHelpFormatter
+
+
+def get_config(json, has_tree=False, default_verbosity=False, add_long=False, add_store_false=False, empty_optiondescription=False):
+    choiceoption = ChoiceOption('cmd',
+                                'choice the sub argument',
+                                ('str', 'list', 'int', 'none'),
+                                properties=('mandatory',
+                                            'positional'))
+    booloption = BoolOption('verbosity',
+                            'increase output verbosity',
+                            default=default_verbosity)
+    short_booloption = SymLinkOption('v', booloption)
+
+    od0 = OptionDescription('od0',
+                            'Sub-Tree 1',
+                            [choiceoption,
+                            booloption,
+                            short_booloption,
+                            ])
+    if empty_optiondescription:
+        descr = None
+    else:
+        descr = 'First OptionDescription'
+    od1 = OptionDescription('od1',
+                            descr,
+                            [od0])
+    before = StrOption('before',
+                       'Before',
+                       properties=('mandatory',))
+    after = StrOption('after',
+                      'After',
+                      properties=('mandatory',))
+    str_ = StrOption('str',
+                     'string option 2',
+                     properties=('mandatory',))
+    subtree = OptionDescription('subtree',
+                                'Sub-Tree 2',
+                                [str_])
+    od2 = OptionDescription('od2',
+                            None,
+                            [before, subtree, after])
+    root = OptionDescription('root',
+                             'root',
+                             [od1, od2])
+    config = Config(root)
+    config.property.read_write()
+    if json == 'tiramisu':
+        return config
+    jconfig = JsonConfig(config.option.dict())
+    return jconfig
+
+
+@pytest.fixture(params=params)
+def json(request):
+    return request.param
+
+
+def test_optiondescription_help(json):
+    output = """usage: prog.py [-h] [-v] [-nv] --od2.subtree.str STR --od2.before BEFORE --od2.after AFTER {str,list,int,none}
+
+options:
+  -h, --help            show this help message and exit
+
+od1:
+  First OptionDescription
+
+od1.od0:
+  Sub-Tree 1
+
+  {str,list,int,none}   choice the sub argument
+  -v, --od1.od0.verbosity
+                        increase output verbosity
+  -nv, --od1.od0.no-verbosity
+
+od2:
+  --od2.before BEFORE   Before
+  --od2.after AFTER     After
+
+od2.subtree:
+  Sub-Tree 2
+
+  --od2.subtree.str STR
+                        string option 2
+"""
+    parser = TiramisuCmdlineParser(get_config(json), 'prog.py', formatter_class=TestHelpFormatter)
+    f = StringIO()
+    with redirect_stdout(f):
+        parser.print_help()
+    assert f.getvalue() == output
+
+
+def test_optiondescription_help_remove_empty_od(json):
+    output = """usage: prog.py [-h] [-v] [-nv] --od2.subtree.str STR --od2.before BEFORE --od2.after AFTER {str,list,int,none}
+
+options:
+  -h, --help            show this help message and exit
+
+od1.od0:
+  Sub-Tree 1
+
+  {str,list,int,none}   choice the sub argument
+  -v, --od1.od0.verbosity
+                        increase output verbosity
+  -nv, --od1.od0.no-verbosity
+
+od2:
+  --od2.before BEFORE   Before
+  --od2.after AFTER     After
+
+od2.subtree:
+  Sub-Tree 2
+
+  --od2.subtree.str STR
+                        string option 2
+"""
+    parser = TiramisuCmdlineParser(get_config(json), 'prog.py', remove_empty_od=True, formatter_class=TestHelpFormatter)
+    f = StringIO()
+    with redirect_stdout(f):
+        parser.print_help()
+    assert f.getvalue() == output
+
+
+def test_optiondescription_help_remove_empty_description_od(json):
+    output = """usage: prog.py [-h] [-v] [-nv] --od2.subtree.str STR --od2.before BEFORE --od2.after AFTER {str,list,int,none}
+
+options:
+  -h, --help            show this help message and exit
+
+od1.od0:
+  Sub-Tree 1
+
+  {str,list,int,none}   choice the sub argument
+  -v, --od1.od0.verbosity
+                        increase output verbosity
+  -nv, --od1.od0.no-verbosity
+
+od2:
+  --od2.before BEFORE   Before
+  --od2.after AFTER     After
+
+od2.subtree:
+  Sub-Tree 2
+
+  --od2.subtree.str STR
+                        string option 2
+"""
+    parser = TiramisuCmdlineParser(get_config(json, empty_optiondescription=True), 'prog.py', formatter_class=TestHelpFormatter)
+    f = StringIO()
+    with redirect_stdout(f):
+        parser.print_help()
+    assert f.getvalue() == output
+
+
+def test_optiondescription_help_subtree(json):
+    output = """usage: prog.py [-h] --od2.subtree.str STR --od2.before BEFORE --od2.after AFTER
+
+options:
+  -h, --help            show this help message and exit
+  --od2.before BEFORE   Before
+  --od2.after AFTER     After
+
+od2.subtree:
+  Sub-Tree 2
+
+  --od2.subtree.str STR
+                        string option 2
+"""
+    config = get_config(json)
+    parser = TiramisuCmdlineParser(config, 'prog.py', root='od2', formatter_class=TestHelpFormatter)
+    f = StringIO()
+    with redirect_stdout(f):
+        parser.print_help()
+    assert f.getvalue() == output

tests/test_readme.py

@@ -0,0 +1,901 @@
+from io import StringIO
+from contextlib import redirect_stdout, redirect_stderr
+import pytest
+
+
+from tiramisu_cmdline_parser import TiramisuCmdlineParser
+from tiramisu import IntOption, StrOption, BoolOption, ChoiceOption, \
+                     SymLinkOption, OptionDescription, Config, calc_value, \
+                     Calculation, ParamValue, ParamOption, Params
+try:
+    from tiramisu_api import Config as JsonConfig
+    #params = ['tiramisu', 'tiramisu-json']
+    params = ['tiramisu']
+except:
+    params = ['tiramisu']
+from .utils import TestHelpFormatter, to_dict
+
+
+def get_config(json, has_tree=False, default_verbosity=False, add_long=False, add_store_false=False):
+    choiceoption = ChoiceOption('cmd',
+                                'choice the sub argument',
+                                ('str', 'list', 'int', 'none'),
+                                properties=('mandatory',
+                                            'positional'))
+    booloption = BoolOption('verbosity',
+                            'increase output verbosity',
+                            default=default_verbosity)
+    short_booloption = SymLinkOption('v', booloption)
+    str_ = StrOption('str',
+                     'string option',
+                     properties=('mandatory',
+                                 Calculation(calc_value,
+                                             Params(ParamValue('disabled'),
+                                                    kwargs={'condition': ParamOption(choiceoption),
+                                                            'reverse_condition': ParamValue(True),
+                                                            'expected': ParamValue('str')})),
+                                 ),
+                     )
+    list_ = StrOption('list',
+                      'list string option',
+                      multi=True,
+                      properties=('mandatory',
+                                  Calculation(calc_value,
+                                              Params(ParamValue('disabled'),
+                                                     kwargs={'condition': ParamOption(choiceoption),
+                                                             'reverse_condition': ParamValue(True),
+                                                             'expected': ParamValue('list')})),
+                                  ),
+                      )
+    int_ = IntOption('int',
+                     'int option',
+                      properties=('mandatory',
+                                  Calculation(calc_value,
+                                              Params(ParamValue('disabled'),
+                                                     kwargs={'condition': ParamOption(choiceoption),
+                                                             'reverse_condition': ParamValue(True),
+                                                             'expected': ParamValue('int')})),
+                                  ),
+                     )
+
+    root = OptionDescription('root',
+                             'root',
+                             [choiceoption,
+                             booloption,
+                             short_booloption,
+                             str_,
+                             list_,
+                             int_
+                             ])
+    if has_tree:
+        root = OptionDescription('root',
+                                 'root',
+                                 [root])
+    config = Config(root)
+    config.property.read_write()
+    if add_store_false:
+        config.option('verbosity').property.add('storefalse')
+    if add_long:
+        config.option('verbosity').property.add('longargument')
+    if json == 'tiramisu':
+        return config
+    jconfig = JsonConfig(config.option.dict())
+    return jconfig
+
+
+@pytest.fixture(params=params)
+def json(request):
+    return request.param
+
+
+def test_readme_help(json):
+    output = """usage: prog.py [-h] [-v] [-nv] {str,list,int,none}
+
+positional arguments:
+  {str,list,int,none}  choice the sub argument
+
+options:
+  -h, --help           show this help message and exit
+  -v, --verbosity      increase output verbosity
+  -nv, --no-verbosity
+"""
+    parser = TiramisuCmdlineParser(get_config(json), 'prog.py', formatter_class=TestHelpFormatter)
+    f = StringIO()
+    with redirect_stdout(f):
+        parser.print_help()
+    assert f.getvalue() == output
+
+
+def test_readme_help_tree(json):
+    output = """usage: prog.py [-h] [-v] [-nv] {str,list,int,none}
+
+options:
+  -h, --help            show this help message and exit
+
+root:
+  {str,list,int,none}   choice the sub argument
+  -v, --root.verbosity  increase output verbosity
+  -nv, --root.no-verbosity
+"""
+    parser = TiramisuCmdlineParser(get_config(json, True), 'prog.py', formatter_class=TestHelpFormatter)
+    f = StringIO()
+    with redirect_stdout(f):
+        parser.print_help()
+    assert f.getvalue() == output
+
+
+def test_readme_help_tree_flatten(json):
+    output = """usage: prog.py [-h] [-v] [-nv] {str,list,int,none}
+
+options:
+  -h, --help           show this help message and exit
+
+root:
+  {str,list,int,none}  choice the sub argument
+  -v, --verbosity      increase output verbosity
+  -nv, --no-verbosity
+"""
+    parser = TiramisuCmdlineParser(get_config(json, True), 'prog.py', fullpath=False, formatter_class=TestHelpFormatter)
+    f = StringIO()
+    with redirect_stdout(f):
+        parser.print_help()
+    assert f.getvalue() == output
+
+
+def test_readme_help_modif_positional(json):
+    output = """usage: prog.py "str" [-h] [-v] [-nv] --str STR {str,list,int,none}
+
+positional arguments:
+  {str,list,int,none}  choice the sub argument
+
+options:
+  -h, --help           show this help message and exit
+  -v, --verbosity      increase output verbosity
+  -nv, --no-verbosity
+  --str STR            string option
+"""
+    parser = TiramisuCmdlineParser(get_config(json), 'prog.py', formatter_class=TestHelpFormatter)
+    f = StringIO()
+    with redirect_stdout(f):
+        try:
+            parser.parse_args(['str', '--help'])
+        except SystemExit as err:
+            assert str(err) == "0"
+        else:
+            raise Exception('must raises')
+    assert f.getvalue() == output
+
+
+def test_readme_help_modif_positional_remove(json):
+    output = """usage: prog.py "str" [-h] [-v] [-nv] --str STR
+
+options:
+  -h, --help           show this help message and exit
+  -v, --verbosity      increase output verbosity
+  -nv, --no-verbosity
+  --str STR            string option
+"""
+    parser = TiramisuCmdlineParser(get_config(json), 'prog.py', display_modified_value=False, formatter_class=TestHelpFormatter)
+    f = StringIO()
+    with redirect_stdout(f):
+        try:
+            parser.parse_args(['str', '--help'])
+        except SystemExit as err:
+            assert str(err) == "0"
+        else:
+            raise Exception('must raises')
+    assert f.getvalue() == output
+
+
+def test_readme_help_modif(json):
+    output = """usage: prog.py "str" --str "toto" [-h] [-v] [-nv] --str STR {str,list,int,none}
+
+positional arguments:
+  {str,list,int,none}  choice the sub argument
+
+options:
+  -h, --help           show this help message and exit
+  -v, --verbosity      increase output verbosity
+  -nv, --no-verbosity
+  --str STR            string option
+"""
+    parser = TiramisuCmdlineParser(get_config(json), 'prog.py', formatter_class=TestHelpFormatter)
+    f = StringIO()
+    with redirect_stdout(f):
+        try:
+            parser.parse_args(['str', '--str', 'toto', '--help'])
+        except SystemExit as err:
+            assert str(err) == "0"
+        else:
+            raise Exception('must raises')
+    assert f.getvalue() == output
+
+
+def test_readme_help_modif_remove(json):
+    output = """usage: prog.py "str" --str "toto" [-h] [-v] [-nv]
+
+options:
+  -h, --help           show this help message and exit
+  -v, --verbosity      increase output verbosity
+  -nv, --no-verbosity
+"""
+    parser = TiramisuCmdlineParser(get_config(json), 'prog.py', display_modified_value=False, formatter_class=TestHelpFormatter)
+    f = StringIO()
+    with redirect_stdout(f):
+        try:
+            parser.parse_args(['str', '--str', 'toto', '--help'])
+        except SystemExit as err:
+            assert str(err) == "0"
+        else:
+            raise Exception('must raises')
+    assert f.getvalue() == output
+
+
+def test_readme_help_modif_short(json):
+    output = """usage: prog.py "str" -v [-h] [-v] [-nv] --str STR {str,list,int,none}
+
+positional arguments:
+  {str,list,int,none}  choice the sub argument
+
+options:
+  -h, --help           show this help message and exit
+  -v, --verbosity      increase output verbosity
+  -nv, --no-verbosity
+  --str STR            string option
+"""
+    parser = TiramisuCmdlineParser(get_config(json), 'prog.py', formatter_class=TestHelpFormatter)
+    f = StringIO()
+    with redirect_stdout(f):
+        try:
+            parser.parse_args(['str', '-v', '--help'])
+        except SystemExit as err:
+            assert str(err) == "0"
+        else:
+            raise Exception('must raises')
+    assert f.getvalue() == output
+
+
+def test_readme_help_modif_short_remove(json):
+	# FIXME -v -nv ?? pas de description
+    output = """usage: prog.py "str" -v [-h] [-nv] --str STR
+
+options:
+  -h, --help           show this help message and exit
+  -nv, --no-verbosity  increase output verbosity
+  --str STR            string option
+"""
+    parser = TiramisuCmdlineParser(get_config(json), 'prog.py', display_modified_value=False, formatter_class=TestHelpFormatter)
+    f = StringIO()
+    with redirect_stdout(f):
+        try:
+            parser.parse_args(['str', '-v', '--help'])
+        except SystemExit as err:
+            assert str(err) == "0"
+        else:
+            raise Exception('must raises')
+    assert f.getvalue() == output
+
+
+def test_readme_help_modif_short_no1(json):
+    output = """usage: prog.py "str" -v [-h] [-v] [-nv] --str STR {str,list,int,none}
+
+positional arguments:
+  {str,list,int,none}  choice the sub argument
+
+options:
+  -h, --help           show this help message and exit
+  -v, --verbosity      increase output verbosity
+  -nv, --no-verbosity
+  --str STR            string option
+"""
+    parser = TiramisuCmdlineParser(get_config(json), 'prog.py', formatter_class=TestHelpFormatter)
+    f = StringIO()
+    with redirect_stdout(f):
+        try:
+            parser.parse_args(['str', '-nv', '--help'])
+        except SystemExit as err:
+            assert str(err) == "0"
+        else:
+            raise Exception('must raises')
+    assert f.getvalue() == output
+
+
+def test_readme_help_modif_short_no_remove(json):
+    output = """usage: prog.py "str" -v [-h] [-v] --str STR
+
+options:
+  -h, --help       show this help message and exit
+  -v, --verbosity  increase output verbosity
+  --str STR        string option
+"""
+    parser = TiramisuCmdlineParser(get_config(json), 'prog.py', display_modified_value=False, formatter_class=TestHelpFormatter)
+    f = StringIO()
+    with redirect_stdout(f):
+        try:
+            parser.parse_args(['str', '-nv', '--help'])
+        except SystemExit as err:
+            assert str(err) == "0"
+        else:
+            raise Exception('must raises')
+    assert f.getvalue() == output
+
+
+def test_readme_positional_mandatory(json):
+    output = """usage: prog.py [-h] [-v] [-nv] {str,list,int,none}
+prog.py: error: the following arguments are required: cmd
+"""
+    parser = TiramisuCmdlineParser(get_config(json), 'prog.py', formatter_class=TestHelpFormatter)
+    f = StringIO()
+    with redirect_stderr(f):
+        try:
+            parser.parse_args([])
+        except SystemExit as err:
+            assert str(err) == "2"
+        else:
+            raise Exception('must raises')
+    assert f.getvalue() == output
+
+
+def test_readme_positional_mandatory_tree(json):
+    output = """usage: prog.py [-h] [-v] [-nv] {str,list,int,none}
+prog.py: error: the following arguments are required: root.cmd
+"""
+    parser = TiramisuCmdlineParser(get_config(json, True), 'prog.py', formatter_class=TestHelpFormatter)
+    f = StringIO()
+    with redirect_stderr(f):
+        try:
+            parser.parse_args([])
+        except SystemExit as err:
+            assert str(err) == "2"
+        else:
+            raise Exception('must raises')
+    assert f.getvalue() == output
+
+
+def test_readme_positional_mandatory_tree_flatten(json):
+    output = """usage: prog.py [-h] [-v] [-nv] {str,list,int,none}
+prog.py: error: the following arguments are required: cmd
+"""
+    parser = TiramisuCmdlineParser(get_config(json, True), 'prog.py', fullpath=False, formatter_class=TestHelpFormatter)
+    f = StringIO()
+    with redirect_stderr(f):
+        try:
+            parser.parse_args([])
+        except SystemExit as err:
+            assert str(err) == "2"
+        else:
+            raise Exception('must raises')
+    assert f.getvalue() == output
+
+
+def test_readme_mandatory(json):
+    output = """usage: prog.py "str" [-h] [-v] [-nv] --str STR {str,list,int,none}
+prog.py: error: the following arguments are required: --str
+"""
+    parser = TiramisuCmdlineParser(get_config(json), 'prog.py', formatter_class=TestHelpFormatter)
+    f = StringIO()
+    with redirect_stderr(f):
+        try:
+            parser.parse_args(['str'])
+        except SystemExit as err:
+            assert str(err) == "2"
+        else:
+            raise Exception('must raises')
+    assert f.getvalue() == output
+
+
+def test_readme_mandatory_remove(json):
+    output = """usage: prog.py "str" [-h] [-v] [-nv] --str STR
+prog.py: error: the following arguments are required: --str
+"""
+    parser = TiramisuCmdlineParser(get_config(json), 'prog.py', display_modified_value=False, formatter_class=TestHelpFormatter)
+    f = StringIO()
+    with redirect_stderr(f):
+        try:
+            parser.parse_args(['str'])
+        except SystemExit as err:
+            assert str(err) == "2"
+        else:
+            raise Exception('must raises')
+    assert f.getvalue() == output
+
+
+def test_readme_mandatory_tree(json):
+    output = """usage: prog.py "str" [-h] [-v] [-nv] --root.str STR {str,list,int,none}
+prog.py: error: the following arguments are required: --root.str
+"""
+    parser = TiramisuCmdlineParser(get_config(json, True), 'prog.py', formatter_class=TestHelpFormatter)
+    f = StringIO()
+    with redirect_stderr(f):
+        try:
+            parser.parse_args(['str'])
+        except SystemExit as err:
+            assert str(err) == "2"
+        else:
+            raise Exception('must raises')
+    assert f.getvalue() == output
+
+
+def test_readme_mandatory_tree_remove(json):
+    output = """usage: prog.py "str" [-h] [-v] [-nv] --root.str STR
+prog.py: error: the following arguments are required: --root.str
+"""
+    parser = TiramisuCmdlineParser(get_config(json, True), 'prog.py', display_modified_value=False, formatter_class=TestHelpFormatter)
+    f = StringIO()
+    with redirect_stderr(f):
+        try:
+            parser.parse_args(['str'])
+        except SystemExit as err:
+            assert str(err) == "2"
+        else:
+            raise Exception('must raises')
+    assert f.getvalue() == output
+
+
+def test_readme_mandatory_tree_flatten(json):
+    output = """usage: prog.py "str" [-h] [-v] [-nv] --str STR {str,list,int,none}
+prog.py: error: the following arguments are required: --str
+"""
+    parser = TiramisuCmdlineParser(get_config(json, True), 'prog.py', fullpath=False, formatter_class=TestHelpFormatter)
+    f = StringIO()
+    with redirect_stderr(f):
+        try:
+            parser.parse_args(['str'])
+        except SystemExit as err:
+            assert str(err) == "2"
+        else:
+            raise Exception('must raises')
+    assert f.getvalue() == output
+
+
+def test_readme_mandatory_tree_flatten_remove(json):
+    output = """usage: prog.py "str" [-h] [-v] [-nv] --str STR
+prog.py: error: the following arguments are required: --str
+"""
+    parser = TiramisuCmdlineParser(get_config(json, True), 'prog.py', fullpath=False, display_modified_value=False, formatter_class=TestHelpFormatter)
+    f = StringIO()
+    with redirect_stderr(f):
+        try:
+            parser.parse_args(['str'])
+        except SystemExit as err:
+            assert str(err) == "2"
+        else:
+            raise Exception('must raises')
+    assert f.getvalue() == output
+
+
+def test_readme_cross(json):
+    output = """usage: prog.py "none" [-h] [-v] [-nv] {str,list,int,none}
+prog.py: error: unrecognized arguments: --int
+"""
+    parser = TiramisuCmdlineParser(get_config(json), 'prog.py', formatter_class=TestHelpFormatter)
+    f = StringIO()
+    with redirect_stderr(f):
+        try:
+            parser.parse_args(['none', '--int', '1'])
+        except SystemExit as err:
+            assert str(err) == "2"
+        else:
+            raise Exception('must raises')
+    assert f.getvalue() == output
+
+
+def test_readme_cross_remove(json):
+    output = """usage: prog.py "none" [-h] [-v] [-nv]
+prog.py: error: unrecognized arguments: --int
+"""
+    parser = TiramisuCmdlineParser(get_config(json), 'prog.py', display_modified_value=False, formatter_class=TestHelpFormatter)
+    f = StringIO()
+    with redirect_stderr(f):
+        try:
+            parser.parse_args(['none', '--int', '1'])
+        except SystemExit as err:
+            assert str(err) == "2"
+        else:
+            raise Exception('must raises')
+    assert f.getvalue() == output
+
+
+def test_readme_cross_tree(json):
+    output = """usage: prog.py "none" [-h] [-v] [-nv] {str,list,int,none}
+prog.py: error: unrecognized arguments: --root.int
+"""
+    parser = TiramisuCmdlineParser(get_config(json, True), 'prog.py', formatter_class=TestHelpFormatter)
+    f = StringIO()
+    with redirect_stderr(f):
+        try:
+            parser.parse_args(['none', '--root.int', '1'])
+        except SystemExit as err:
+            assert str(err) == "2"
+        else:
+            raise Exception('must raises')
+    assert f.getvalue() == output
+
+
+def test_readme_cross_tree_remove(json):
+    output = """usage: prog.py "none" [-h] [-v] [-nv]
+prog.py: error: unrecognized arguments: --root.int
+"""
+    parser = TiramisuCmdlineParser(get_config(json, True), 'prog.py', display_modified_value=False, formatter_class=TestHelpFormatter)
+    f = StringIO()
+    with redirect_stderr(f):
+        try:
+            parser.parse_args(['none', '--root.int', '1'])
+        except SystemExit as err:
+            assert str(err) == "2"
+        else:
+            raise Exception('must raises')
+    assert f.getvalue() == output
+
+
+def test_readme_cross_tree_flatten(json):
+    output = """usage: prog.py "none" [-h] [-v] [-nv] {str,list,int,none}
+prog.py: error: unrecognized arguments: --int
+"""
+    parser = TiramisuCmdlineParser(get_config(json, True), 'prog.py', fullpath=False, formatter_class=TestHelpFormatter)
+    f = StringIO()
+    with redirect_stderr(f):
+        try:
+            parser.parse_args(['none', '--int', '1'])
+        except SystemExit as err:
+            assert str(err) == "2"
+        else:
+            raise Exception('must raises')
+    assert f.getvalue() == output
+
+
+def test_readme_cross_tree_flatten_remove(json):
+    output = """usage: prog.py "none" [-h] [-v] [-nv]
+prog.py: error: unrecognized arguments: --int
+"""
+    parser = TiramisuCmdlineParser(get_config(json, True), 'prog.py', fullpath=False, display_modified_value=False, formatter_class=TestHelpFormatter)
+    f = StringIO()
+    with redirect_stderr(f):
+        try:
+            parser.parse_args(['none', '--int', '1'])
+        except SystemExit as err:
+            assert str(err) == "2"
+        else:
+            raise Exception('must raises')
+    assert f.getvalue() == output
+
+
+def test_readme_unknown(json):
+    output = """usage: prog.py [-h] [-v] [-nv] {str,list,int,none}
+prog.py: error: argument root.cmd: invalid choice: 'unknown' (choose from 'str', 'list', 'int', 'none')
+"""
+    parser = TiramisuCmdlineParser(get_config(json, True), 'prog.py', fullpath=False, formatter_class=TestHelpFormatter)
+    f = StringIO()
+    with redirect_stderr(f):
+        try:
+            parser.parse_args(['unknown'])
+        except SystemExit as err:
+            assert str(err) == "2"
+        else:
+            raise Exception('must raises')
+    assert f.getvalue() == output
+
+
+def test_readme_int(json):
+    output = {'cmd': 'int',
+              'int': 3,
+              'verbosity': False,
+              'v': False}
+    config = get_config(json)
+    parser = TiramisuCmdlineParser(config, 'prog.py')
+    parser.parse_args(['int', '--int', '3'])
+    assert to_dict(config.value.get()) == output
+
+
+def test_readme_int_tree(json):
+    output = {'root.cmd': 'int',
+              'root.int': 3,
+              'root.verbosity': False,
+              'root.v': False}
+    config = get_config(json, True)
+    parser = TiramisuCmdlineParser(config, 'prog.py')
+    parser.parse_args(['int', '--root.int', '3'])
+    assert to_dict(config.value.get()) == output
+
+
+def test_readme_int_tree_flatten(json):
+    output = {'root.cmd': 'int',
+              'root.int': 3,
+              'root.verbosity': False,
+              'root.v': False}
+    config = get_config(json, True)
+    parser = TiramisuCmdlineParser(config, 'prog.py', fullpath=False)
+    parser.parse_args(['int', '--int', '3'])
+    assert to_dict(config.value.get()) == output
+
+
+def test_readme_int_verbosity(json):
+    output = {'cmd': 'int',
+              'int': 3,
+              'verbosity': True,
+              'v': True}
+    config = get_config(json)
+    parser = TiramisuCmdlineParser(config, 'prog.py')
+    parser.parse_args(['int', '--int', '3', '--verbosity'])
+    assert to_dict(config.value.get()) == output
+
+
+def test_readme_int_verbosity_tree(json):
+    output = {'root.cmd': 'int',
+              'root.int': 3,
+              'root.verbosity': True,
+              'root.v': True}
+    config = get_config(json, True)
+    parser = TiramisuCmdlineParser(config, 'prog.py')
+    parser.parse_args(['int', '--root.int', '3', '--root.verbosity'])
+    assert to_dict(config.value.get()) == output
+
+
+def test_readme_int_verbosity_tree_flatten(json):
+    output = {'root.cmd': 'int',
+              'root.int': 3,
+              'root.verbosity': True,
+              'root.v': True}
+    config = get_config(json, True)
+    parser = TiramisuCmdlineParser(config, 'prog.py', fullpath=False)
+    parser.parse_args(['int', '--int', '3', '--verbosity'])
+    assert to_dict(config.value.get()) == output
+
+
+def test_readme_int_verbosity_short(json):
+    output = {'cmd': 'int',
+              'int': 3,
+              'verbosity': True,
+              'v': True}
+    config = get_config(json)
+    parser = TiramisuCmdlineParser(config, 'prog.py')
+    parser.parse_args(['int', '--int', '3', '-v'])
+    assert to_dict(config.value.get()) == output
+
+
+def test_readme_int_verbosity_short_store_false(json):
+    output = {'cmd': 'int',
+              'int': 3,
+              'verbosity': None,
+              'v': True}
+    config = get_config(json, default_verbosity=None, add_store_false=True)
+    parser = TiramisuCmdlineParser(config, 'prog.py')
+    parser.parse_args(['int', '--int', '3', '-v'])
+    output = {'cmd': 'int',
+              'int': 3,
+              'verbosity': False,
+              'v': False}
+    assert to_dict(config.value.get()) == output
+    parser.parse_args(['int', '--int', '3', '-nv'])
+    output = {'cmd': 'int',
+              'int': 3,
+              'verbosity': True,
+              'v': True}
+    assert to_dict(config.value.get()) == output
+
+
+def test_readme_int_verbosity_short_no(json):
+    output = {'cmd': 'int',
+              'int': 3,
+              'verbosity': False,
+              'v': False}
+    config = get_config(json)
+    parser = TiramisuCmdlineParser(config, 'prog.py')
+    parser.parse_args(['int', '--int', '3', '-nv'])
+    assert to_dict(config.value.get()) == output
+
+
+def test_readme_int_verbosity_short_tree(json):
+    output = {'root.cmd': 'int',
+              'root.int': 3,
+              'root.verbosity': True,
+              'root.v': True}
+    config = get_config(json, True)
+    parser = TiramisuCmdlineParser(config, 'prog.py')
+    parser.parse_args(['int', '--root.int', '3', '-v'])
+    assert to_dict(config.value.get()) == output
+
+
+def test_readme_int_verbosity_short_tree_flatten(json):
+    output = {'root.cmd': 'int',
+              'root.int': 3,
+              'root.verbosity': True,
+              'root.v': True}
+    config = get_config(json, True)
+    parser = TiramisuCmdlineParser(config, 'prog.py', fullpath=False)
+    parser.parse_args(['int', '--int', '3', '-v'])
+    assert to_dict(config.value.get()) == output
+
+
+def test_readme_int_verbosity_short_and_not(json):
+    output = {'cmd': 'int',
+              'int': 3,
+              'verbosity': False,
+              'v': False}
+    config = get_config(json)
+    parser = TiramisuCmdlineParser(config, 'prog.py')
+    parser.parse_args(['int', '--int', '3', '-v', '-nv'])
+    assert to_dict(config.value.get()) == output
+
+
+def test_readme_str(json):
+    output = {'cmd': 'str',
+              'str': 'value',
+              'verbosity': False,
+              'v': False}
+    config = get_config(json)
+    parser = TiramisuCmdlineParser(config, 'prog.py')
+    parser.parse_args(['str', '--str', 'value'])
+    assert to_dict(config.value.get()) == output
+
+
+def test_readme_str_tree(json):
+    output = {'root.cmd': 'str',
+              'root.str': 'value',
+              'root.verbosity': False,
+              'root.v': False}
+    config = get_config(json, True)
+    parser = TiramisuCmdlineParser(config, 'prog.py')
+    parser.parse_args(['str', '--root.str', 'value'])
+    assert to_dict(config.value.get()) == output
+
+
+def test_readme_str_tree_flatten(json):
+    output = {'root.cmd': 'str',
+              'root.str': 'value',
+              'root.verbosity': False,
+              'root.v': False}
+    config = get_config(json, True)
+    parser = TiramisuCmdlineParser(config, 'prog.py', fullpath=False)
+    parser.parse_args(['str', '--str', 'value'])
+    assert to_dict(config.value.get()) == output
+
+
+def test_readme_str_int(json):
+    output = {'cmd': 'str',
+              'str': '3',
+              'verbosity': False,
+              'v': False}
+    config = get_config(json)
+    parser = TiramisuCmdlineParser(config, 'prog.py')
+    parser.parse_args(['str', '--str', '3'])
+    assert to_dict(config.value.get()) == output
+
+
+def test_readme_str_int_tree(json):
+    output = {'root.cmd': 'str',
+              'root.str': '3',
+              'root.verbosity': False,
+              'root.v': False}
+    config = get_config(json, True)
+    parser = TiramisuCmdlineParser(config, 'prog.py')
+    parser.parse_args(['str', '--root.str', '3'])
+    assert to_dict(config.value.get()) == output
+
+
+def test_readme_str_int_tree_flatten(json):
+    output = {'root.cmd': 'str',
+              'root.str': '3',
+              'root.verbosity': False,
+              'root.v': False}
+    config = get_config(json, True)
+    parser = TiramisuCmdlineParser(config, 'prog.py', fullpath=False)
+    parser.parse_args(['str', '--str', '3'])
+    assert to_dict(config.value.get()) == output
+
+
+def test_readme_list_single(json):
+    output = {'cmd': 'list',
+              'list': ['a'],
+              'verbosity': False,
+              'v': False}
+    config = get_config(json)
+    parser = TiramisuCmdlineParser(config, 'prog.py')
+    parser.parse_args(['list', '--list', 'a'])
+    assert to_dict(config.value.get()) == output
+
+
+def test_readme_list(json):
+    output = {'cmd': 'list',
+              'list': ['a', 'b', 'c'],
+              'verbosity': False,
+              'v': False}
+    config = get_config(json)
+    parser = TiramisuCmdlineParser(config, 'prog.py')
+    parser.parse_args(['list', '--list', 'a', 'b', 'c'])
+    assert to_dict(config.value.get()) == output
+
+
+def test_readme_list_tree(json):
+    output = {'root.cmd': 'list',
+              'root.list': ['a', 'b', 'c'],
+              'root.verbosity': False,
+              'root.v': False}
+    config = get_config(json, True)
+    parser = TiramisuCmdlineParser(config, 'prog.py')
+    parser.parse_args(['list', '--root.list', 'a', 'b', 'c'])
+    assert to_dict(config.value.get()) == output
+
+
+def test_readme_list_tree_flatten(json):
+    output = {'root.cmd': 'list',
+              'root.list': ['a', 'b', 'c'],
+              'root.verbosity': False,
+              'root.v': False}
+    config = get_config(json, True)
+    parser = TiramisuCmdlineParser(config, 'prog.py', fullpath=False)
+    parser.parse_args(['list', '--list', 'a', 'b', 'c'])
+    assert to_dict(config.value.get()) == output
+
+
+def test_readme_list_uniq(json):
+    output = {'cmd': 'list',
+              'list': ['a'],
+              'verbosity': False,
+              'v': False}
+    config = get_config(json)
+    parser = TiramisuCmdlineParser(config, 'prog.py')
+    parser.parse_args(['list', '--list', 'a'])
+    assert to_dict(config.value.get()) == output
+
+
+def test_readme_list_uniq_tree(json):
+    output = {'root.cmd': 'list',
+              'root.list': ['a'],
+              'root.verbosity': False,
+              'root.v': False}
+    config = get_config(json, True)
+    parser = TiramisuCmdlineParser(config, 'prog.py')
+    parser.parse_args(['list', '--root.list', 'a'])
+    assert to_dict(config.value.get()) == output
+
+
+def test_readme_list_uniq_tree_flatten(json):
+    output = {'root.cmd': 'list',
+              'root.list': ['a'],
+              'root.verbosity': False,
+              'root.v': False}
+    config = get_config(json, True)
+    parser = TiramisuCmdlineParser(config, 'prog.py', fullpath=False)
+    parser.parse_args(['list', '--list', 'a'])
+    assert to_dict(config.value.get()) == output
+
+
+def test_readme_longargument(json):
+    output = {'cmd': 'list',
+              'list': ['a'],
+              'verbosity': True,
+              'v': True}
+    config = get_config(json, add_long=True)
+    parser = TiramisuCmdlineParser(config, 'prog.py')
+    parser.parse_args(['list', '--list', 'a', '--v'])
+    assert to_dict(config.value.get()) == output
+
+
+def test_readme_unknown_key(json):
+    output1 = """usage: prog.py [-h] [-v] [-nv] {str,list,int,none}
+prog.py: error: unrecognized arguments: --unknown
+"""
+    output2 = """usage: prog.py [-h] [-v] [-nv] {str,list,int,none}
+prog.py: error: unrecognized arguments: --root.unknown
+"""
+    parser = TiramisuCmdlineParser(get_config(json, True), 'prog.py', fullpath=False, formatter_class=TestHelpFormatter)
+    f = StringIO()
+    with redirect_stderr(f):
+        try:
+            parser.parse_args(['--unknown'])
+        except SystemExit as err:
+            assert str(err) == "2"
+        else:
+            raise Exception('must raises')
+    assert f.getvalue() == output1
+
+    f = StringIO()
+    with redirect_stderr(f):
+        try:
+            parser.parse_args(['--root.unknown'])
+        except SystemExit as err:
+            assert str(err) == "2"
+        else:
+            raise Exception('must raises')
+    assert f.getvalue() == output2

tests/test_shortarg.py

@@ -0,0 +1,211 @@
+from io import StringIO
+import pytest
+from contextlib import redirect_stderr
+
+
+from tiramisu_cmdline_parser import TiramisuCmdlineParser
+from tiramisu import IntOption, StrOption, BoolOption, ChoiceOption, \
+                     SymLinkOption, OptionDescription, Config
+try:
+    from tiramisu_api import Config as JsonConfig
+    params = ['tiramisu']
+    #params = ['tiramisu', 'tiramisu-json']
+except:
+    params = ['tiramisu']
+
+from .utils import to_dict
+
+
+@pytest.fixture(params=params)
+def json(request):
+    return request.param
+
+
+def test_short(json):
+    def get_config():
+        list_ = StrOption('list',
+                          'list string option')
+        slist_ = SymLinkOption('l', list_)
+        root = OptionDescription('root',
+                                 'root',
+                                 [list_,
+                                  slist_,
+                                  ])
+        config = Config(root)
+        config.property.read_write()
+        if json != 'tiramisu':
+            config = JsonConfig(config.option.dict())
+        return config
+    #
+    output = {'list': None, 'l': None}
+    config = get_config()
+    parser = TiramisuCmdlineParser(config, 'prog.py')
+    parser.parse_args([])
+    assert to_dict(config.value.get()) == output
+    #
+    output = {'list': 'a', 'l': 'a'}
+    config = get_config()
+    parser = TiramisuCmdlineParser(config, 'prog.py')
+    parser.parse_args(['--list', 'a'])
+    assert to_dict(config.value.get()) == output
+    #
+    output = {'list': 'a', 'l': 'a'}
+    config = get_config()
+    parser = TiramisuCmdlineParser(config, 'prog.py')
+    parser.parse_args(['-l', 'a'])
+    assert to_dict(config.value.get()) == output
+    #
+    assert config.option('list').value.get() == config.option('l').value.get()
+    assert config.option('list').owner.get() == config.option('l').owner.get()
+    assert config.option('list').owner.isdefault() == config.option('l').owner.isdefault()
+
+
+def test_short_mandatory(json):
+    def get_config():
+        list_ = StrOption('list',
+                          'list string option',
+                          properties=('mandatory',))
+        slist_ = SymLinkOption('l', list_)
+        root = OptionDescription('root',
+                                 'root',
+                                 [list_,
+                                  slist_,
+                                  ])
+        config = Config(root)
+        config.property.read_write()
+        if json != 'tiramisu':
+            config = JsonConfig(config.option.dict())
+        return config
+    #
+    output = """usage: prog.py [-h] -l LIST
+prog.py: error: the following arguments are required: --list
+"""
+    config = get_config()
+    parser = TiramisuCmdlineParser(config, 'prog.py')
+    f = StringIO()
+    with redirect_stderr(f):
+        try:
+            parser.parse_args([])
+        except SystemExit as err:
+            assert str(err) == "2"
+        else:
+            raise Exception('must raises')
+    assert f.getvalue() == output
+    #
+    output = {'list': 'a', 'l': 'a'}
+    config = get_config()
+    parser = TiramisuCmdlineParser(config, 'prog.py')
+    parser.parse_args(['--list', 'a'])
+    assert to_dict(config.value.get()) == output
+    #
+    output = {'list': 'a', 'l': 'a'}
+    config = get_config()
+    parser = TiramisuCmdlineParser(config, 'prog.py')
+    parser.parse_args(['-l', 'a'])
+    assert to_dict(config.value.get()) == output
+
+
+def test_short_multi(json):
+    def get_config():
+        list_ = StrOption('list',
+                          'list string option',
+                          multi=True)
+        slist_ = SymLinkOption('l', list_)
+        root = OptionDescription('root',
+                                 'root',
+                                 [list_,
+                                  slist_,
+                                  ])
+        config = Config(root)
+        config.property.read_write()
+        if json != 'tiramisu':
+            config = JsonConfig(config.option.dict())
+        return config
+    #
+    output = {'list': [], 'l': []}
+    config = get_config()
+    parser = TiramisuCmdlineParser(config, 'prog.py')
+    parser.parse_args([])
+    assert to_dict(config.value.get()) == output
+    #
+    output = {'list': ['a'], 'l': ['a']}
+    config = get_config()
+    parser = TiramisuCmdlineParser(config, 'prog.py')
+    parser.parse_args(['--list', 'a'])
+    assert to_dict(config.value.get()) == output
+    #
+    output = {'list': ['a', 'b'], 'l': ['a', 'b']}
+    config = get_config()
+    parser = TiramisuCmdlineParser(config, 'prog.py')
+    parser.parse_args(['--list', 'a', 'b'])
+    assert to_dict(config.value.get()) == output
+    #
+    output = {'list': ['a'], 'l': ['a']}
+    config = get_config()
+    parser = TiramisuCmdlineParser(config, 'prog.py')
+    parser.parse_args(['-l', 'a'])
+    assert to_dict(config.value.get()) == output
+    #
+    output = {'list': ['a', 'b'], 'l': ['a', 'b']}
+    config = get_config()
+    parser = TiramisuCmdlineParser(config, 'prog.py')
+    parser.parse_args(['-l', 'a', 'b'])
+    assert to_dict(config.value.get()) == output
+
+
+def test_short_multi_mandatory(json):
+    def get_config():
+        list_ = StrOption('list',
+                          'list string option',
+                          multi=True,
+                          properties=('mandatory',))
+        slist_ = SymLinkOption('l', list_)
+        root = OptionDescription('root',
+                                 'root',
+                                 [list_,
+                                  slist_,
+                                  ])
+        config = Config(root)
+        config.property.read_write()
+        if json != 'tiramisu':
+            config = JsonConfig(config.option.dict())
+        return config
+    #
+    output = """usage: prog.py [-h] -l LIST [LIST ...]
+prog.py: error: the following arguments are required: --list
+"""
+    config = get_config()
+    parser = TiramisuCmdlineParser(config, 'prog.py')
+    f = StringIO()
+    with redirect_stderr(f):
+        try:
+            parser.parse_args([])
+        except SystemExit as err:
+            assert str(err) == "2"
+        else:
+            raise Exception('must raises')
+    assert f.getvalue() == output
+    #
+    output = {'list': ['a'], 'l': ['a']}
+    config = get_config()
+    parser = TiramisuCmdlineParser(config, 'prog.py')
+    parser.parse_args(['--list', 'a'])
+    assert to_dict(config.value.get()) == output
+    #
+    output = {'list': ['a', 'b'], 'l': ['a', 'b']}
+    config = get_config()
+    parser = TiramisuCmdlineParser(config, 'prog.py')
+    parser.parse_args(['--list', 'a', 'b'])
+    assert to_dict(config.value.get()) == output
+    #
+    output = {'list': ['a'], 'l': ['a']}
+    config = get_config()
+    parser = TiramisuCmdlineParser(config, 'prog.py')
+    parser.parse_args(['-l', 'a'])
+    assert to_dict(config.value.get()) == output
+    #
+    output = {'list': ['a', 'b'], 'l': ['a', 'b']}
+    config = get_config()
+    parser = TiramisuCmdlineParser(config, 'prog.py')
+    parser.parse_args(['-l', 'a', 'b'])
+    assert to_dict(config.value.get()) == output

tests/utils.py

@@ -0,0 +1,35 @@
+from argparse import HelpFormatter
+from tiramisu_cmdline_parser.api import TiramisuHelpFormatter
+
+
+def _leadership_to_dict(dico, ret):
+    leader, *followers = list(dico)
+    ret[leader.path()] = dico[leader]
+    for follower in followers:
+        follower_path = follower.path()
+        ret.setdefault(follower_path, []).append(dico[follower])
+
+
+def _to_dict(dico, ret):
+    for key, value in dico.items():
+        if key.isoptiondescription():
+            if key.isleadership():
+                _leadership_to_dict(value, ret)
+            else:
+                _to_dict(value, ret)
+        else:
+            ret[key.path()] = value
+
+
+def to_dict(dico):
+    ret = {}
+    _to_dict(dico, ret)
+    return ret
+
+
+class TestHelpFormatter(TiramisuHelpFormatter, HelpFormatter):
+    def __init__(self,
+                 *args,
+                 **kwargs,
+                 ):
+        return super().__init__(*args, **kwargs, width=5000)

tiramisu_cmdline_parser/__init__.py

@@ -1,4 +1,9 @@
-from .tiramisu_cmdline_parser import TiramisuCmdlineParser
+try:
+    from .api import TiramisuCmdlineParser
+except ImportError as err:
+    import warnings
+    warnings.warn("cannot not import TiramisuCmdlineParser {err}", ImportWarning)
+    TiramisuCmdlineParser = None
 
-__version__ = "0.0.1"
+__version__ = "0.5"
 __all__ = ('TiramisuCmdlineParser',)

tiramisu_cmdline_parser/api.py

@@ -0,0 +1,644 @@
+# Copyright (C) 2018-2019 Team tiramisu (see AUTHORS for all contributors)
+#
+# This program is free software: you can redistribute it and/or modify it
+# under the terms of the GNU Lesser General Public License as published by the
+# Free Software Foundation, either version 3 of the License, or (at your
+# option) any later version.
+#
+# This program is distributed in the hope that it will be useful, but WITHOUT
+# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+# FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License for more
+# details.
+#
+# You should have received a copy of the GNU Lesser General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+from typing import Union, List, Dict, Tuple, Optional, Any
+from argparse import ArgumentParser, Namespace, SUPPRESS, _HelpAction, HelpFormatter
+from copy import copy
+from gettext import gettext as _
+
+#try:
+from tiramisu import Config
+from tiramisu.error import PropertiesOptionError, LeadershipError
+#except ImportError:
+#    Config = None
+#    from tiramisu_api.error import PropertiesOptionError
+#    LeadershipError = ValueError
+try:
+    from tiramisu_api import Config as ConfigJson
+    if Config is None:
+        Config = ConfigJson
+except ImportError:
+    ConfigJson = Config
+
+
+def get_choice_list(config, properties, display):
+    def convert(choice):
+        if isinstance(choice, int):
+            return str(choice)
+        return choice
+    choices = [convert(choice) for choice in config.value.list()]
+    if choices and choices[0] == '':
+        del choices[0]
+    if display:
+        choices = '{{{}}}'.format(','.join(choices))
+        if 'mandatory' not in properties:
+            choices = '[{}]'.format(choices)
+    return choices
+
+
+class TiramisuNamespace(Namespace):
+    def __init__(self,
+                 config: Config,
+                 root: Optional[str]) -> None:
+        super().__setattr__('_config', config)
+        super().__setattr__('_root', root)
+        super().__setattr__('list_force_no', {})
+        super().__setattr__('list_force_del', {})
+        super().__setattr__('arguments', {})
+        self._populate()
+        super().__init__()
+
+    def _populate(self) -> None:
+        if self._root is None:
+            config = self._config
+        else:
+            config = self._config.option(self._root)
+        self._parse(config.value.get())
+
+    def _parse(self, subconfig):
+        for option, value in subconfig.items():
+            if option.isoptiondescription():
+                self._parse(value)
+            elif not option.issymlinkoption():
+                if value == [] and option.ismulti():
+                    value = None
+                super().__setattr__(option.path(), value)
+
+    def __setattr__(self,
+                    key: str,
+                    value: Any,
+                    ) -> None:
+        if key in self.list_force_no:
+            true_key = self.list_force_no[key]
+        elif key in self.list_force_del:
+            true_key = self.list_force_del[key]
+        else:
+            true_key = key
+        option = self._config.option(true_key)
+        if option.isfollower():
+            _setattr = self._setattr_follower
+            if not value[0].isdecimal():
+                raise ValueError('index must be a number, not {}'.format(value[0]))
+            index = int(value[0])
+            option = self._config.option(true_key, index)
+            true_value = ','.join(value[1:])
+        else:
+            _setattr = self._setattr
+            true_value = value
+        if option.type() == 'choice':
+            # HACK if integer in choice
+            values = option.value.list()
+            if isinstance(value, list):
+                int_value = []
+                for val in value:
+                    if isinstance(val, str) and val.isdigit():
+                        int_val = int(val)
+                        if int_val in values:
+                            val = int_val
+                    int_value.append(val)
+                value = int_value
+            elif value not in values and isinstance(value, str) and value.isdigit():
+                int_value = int(value)
+                if int_value in values:
+                    value = int_value
+        try:
+            if key in self.list_force_del:
+                option.value.pop(value)
+            else:
+                _setattr(option, true_key, key, value)
+        except ValueError as err:
+            if option.type() == 'choice':
+                values = option.value.list()
+                display_value = ''
+                if isinstance(true_value, list):
+                    for val in value:
+                        if val not in values:
+                            display_value = val
+                            break
+                else:
+                    display_value = true_value
+                choices = get_choice_list(option, option.property.get(), False)
+                raise ValueError("argument {}: invalid choice: '{}' (choose from {})".format(self.arguments[key], display_value, ', '.join([f"'{val}'" for val in choices])))
+            else:
+                raise err
+
+    def _setattr(self,
+                 option: 'Option',
+                 true_key: str,
+                 key: str,
+                 value: Any) -> None:
+        if option.ismulti() and \
+                value is not None and \
+                not isinstance(value, list):
+            value = [value]
+        try:
+            option.value.set(value)
+        except PropertiesOptionError:
+            raise AttributeError('unrecognized arguments: {}'.format(self.arguments[key]))
+
+    def _setattr_follower(self,
+                          option: 'Option',
+                          true_key: str,
+                          key: str,
+                          value: Any) -> None:
+        index = int(value[0])
+        if option.type() == 'boolean':
+            value = key not in self.list_force_no
+        elif option.issubmulti():
+            value = value[1:]
+        else:
+            value = value[1]
+        self._config.option(true_key, index).value.set(value)
+
+
+class TiramisuHelpFormatter:
+    def _get_default_metavar_for_optional(self,
+                                          action):
+        ret = super()._get_default_metavar_for_optional(action)
+        if '.' in ret:
+            ret = ret.rsplit('.', 1)[1]
+        return ret
+
+    class _Section(HelpFormatter._Section):
+        def format_help(self):
+            # Remove empty OD
+            if self.formatter.remove_empty_od and \
+                    len(self.items) == 1 and \
+                    self.items[0][0].__name__ == '_format_text':
+                return ''
+            return super().format_help()
+
+
+class _TiramisuHelpAction(_HelpAction):
+    needs = False
+    def __call__(self, *args, **kwargs):
+        _TiramisuHelpAction.needs = True
+
+    def display(self, parser):
+        _HelpAction.__call__(self, parser, None, None)
+
+
+class _BuildKwargs:
+    def __init__(self,
+                 name: str,
+                 option: 'Option',
+                 cmdlineparser: 'TiramisuCmdlineParser',
+                 properties: List[str],
+                 force_no: bool,
+                 force_del: bool,
+                 display_modified_value: bool,
+                 not_display: bool) -> None:
+        self.kwargs = {}
+        self.cmdlineparser = cmdlineparser
+        self.properties = properties
+        self.force_no = force_no
+        self.force_del = force_del
+        if (not self.force_no or (not_display and not display_modified_value)) and not self.force_del:
+            description = option.description()
+            if not description:
+                description = description.replace('%', '%%')
+            self.kwargs['help'] = description
+        if 'positional' not in self.properties:
+            is_short_name = self.cmdlineparser._is_short_name(name, 'longargument' in self.properties)
+            if self.force_no:
+                ga_name = self.gen_argument_name(name, is_short_name)
+                ga_path = self.gen_argument_name(option.path(), is_short_name)
+                self.cmdlineparser.namespace.list_force_no[ga_path] = option.path()
+            elif self.force_del:
+                ga_name = self.gen_argument_name(name, is_short_name)
+                ga_path = self.gen_argument_name(option.path(), is_short_name)
+                self.cmdlineparser.namespace.list_force_del[ga_path] = option.path()
+            else:
+                ga_name = name
+            self.kwargs['dest'] = self.gen_argument_name(option.path(), False)
+            argument = self.cmdlineparser._gen_argument(ga_name, is_short_name)
+            self.cmdlineparser.namespace.arguments[option.path()] = argument
+            self.args = [argument]
+        else:
+            self.cmdlineparser.namespace.arguments[option.path()] = option.path()
+            self.args = [option.path()]
+
+    def __setitem__(self,
+                    key: str,
+                    value: Any) -> None:
+        self.kwargs[key] = value
+
+    def add_argument(self,
+                     option: 'Option'):
+        is_short_name = self.cmdlineparser._is_short_name(option.name(), 'longargument' in self.properties)
+        if self.force_no:
+            name = self.gen_argument_name(option.name(), is_short_name)
+        elif self.force_del:
+            name = self.gen_argument_name(option.name(), is_short_name)
+        else:
+            name = option.name()
+        argument = self.cmdlineparser._gen_argument(name, is_short_name)
+        self.cmdlineparser.namespace.arguments[option.path()] = argument
+        self.args.insert(0, argument)
+
+    def gen_argument_name(self, name, is_short_name):
+        if self.force_no:
+            if is_short_name:
+                prefix = 'n'
+            else:
+                prefix = 'no-'
+            if '.' in name:
+                sname = name.rsplit('.', 1)
+                name = sname[0] + '.' + prefix + sname[1]
+            else:
+                name = prefix + name
+        if self.force_del:
+            if is_short_name:
+                prefix = 'p'
+            else:
+                prefix = 'pop-'
+            if '.' in name:
+                sname = name.rsplit('.', 1)
+                name = sname[0] + '.' + prefix + sname[1]
+            else:
+                name = prefix + name
+        return name
+
+    def get(self) -> Tuple[Dict]:
+        return self.args, self.kwargs
+
+
+class TiramisuCmdlineParser(ArgumentParser):
+    def __init__(self,
+                 config: Union[Config, ConfigJson],
+                 *args,
+                 root: str=None,
+                 fullpath: bool=True,
+                 remove_empty_od: bool=False,
+                 display_modified_value: bool=True,
+                 formatter_class=HelpFormatter,
+                 unrestraint: bool=False,
+                 _forhelp: bool=False,
+                 **kwargs):
+        if not _forhelp:
+            unrestraint = True
+        self.fullpath = fullpath
+        self.config = config
+        self.root = root
+        self.remove_empty_od = remove_empty_od
+        self.unrestraint = unrestraint
+        self.display_modified_value = display_modified_value
+        if TiramisuHelpFormatter not in formatter_class.__mro__:
+            formatter_class = type('TiramisuHelpFormatter', (TiramisuHelpFormatter, formatter_class), {})
+        formatter_class.remove_empty_od = self.remove_empty_od
+        kwargs['formatter_class'] = formatter_class
+        if not _forhelp and self.unrestraint:
+            subconfig = self.config.unrestraint
+        else:
+            subconfig = self.config
+        if self.root is None:
+            subconfig = subconfig
+        else:
+            subconfig = subconfig.option(self.root)
+        self.namespace = TiramisuNamespace(self.config, self.root)
+        super().__init__(*args, **kwargs)
+        self.register('action', 'help', _TiramisuHelpAction)
+        self._config_to_argparser(_forhelp,
+                                  subconfig,
+                                  self.root)
+
+    def _pop_action_class(self, kwargs, default=None):
+        ret = super()._pop_action_class(kwargs, default)
+        if kwargs.get('action') != 'help' and kwargs.get('dest') != 'help':
+            return ret
+        return _TiramisuHelpAction
+
+    def _match_arguments_partial(self,
+                                 actions,
+                                 arg_string_pattern):
+        # used only when check first proposal for first value
+        # we have to remove all actions with propertieserror
+        # so only first settable option will be returned
+        actions_pop = []
+        for idx, action in enumerate(actions):
+            if self.config.option(action.dest).property.get(only_raises=True):
+                actions_pop.append(idx)
+            else:
+                break
+        for idx in actions_pop:
+            actions.pop(0)
+        return super()._match_arguments_partial(actions, arg_string_pattern)
+
+    def _is_short_name(self, name, longargument):
+        return len(name) == 1 and not longargument
+
+    def _gen_argument(self, name, is_short_name):
+        if is_short_name:
+            return self.prefix_chars + name
+        return self.prefix_chars * 2 + name
+
+    def _parse_known_args(self, args=None, namespace=None):
+        try:
+            namespace_, args_ = super()._parse_known_args(args, namespace)
+        except (ValueError, LeadershipError, AttributeError) as err:
+            self.error(err)
+        if args != args_ and args_ and args_[0].startswith(self.prefix_chars):
+            # option that was disabled are no more disable
+            # so create a new parser
+            new_parser = TiramisuCmdlineParser(self.config,
+                                               self.prog,
+                                               root=self.root,
+                                               remove_empty_od=self.remove_empty_od,
+                                               display_modified_value=self.display_modified_value,
+                                               formatter_class=self.formatter_class,
+                                               epilog=self.epilog,
+                                               description=self.description,
+                                               unrestraint=self.unrestraint,
+                                               fullpath=self.fullpath)
+            namespace_, args_ = new_parser._parse_known_args(args_, new_parser.namespace)
+        else:
+            if self._registries['action']['help'].needs:
+                # display help only when all variables assignemnt are done
+                self._registries['action']['help'].needs = False
+                helper = self._registries['action']['help'](None)
+                helper.display(self)
+        return namespace_, args_
+
+    def add_argument(self, *args, **kwargs):
+        if args == ('-h', '--help'):
+            super().add_argument(*args, **kwargs)
+        else:
+            raise NotImplementedError(_('do not use add_argument'))
+
+    def add_arguments(self, *args, **kwargs):
+        raise NotImplementedError(_('do not use add_argument'))
+
+    def add_subparsers(self, *args, **kwargs):
+        raise NotImplementedError(_('do not use add_subparsers'))
+
+    def _option_is_not_default(self,
+                               properties,
+                               type,
+                               name,
+                               value):
+        if 'positional' not in properties:
+            is_short_name = self._is_short_name(name, 'longargument' in properties)
+            self.prog += ' {}'.format(self._gen_argument(name, is_short_name))
+        if type != 'boolean':
+            if isinstance(value, list):
+                for val in value:
+                    self.prog += ' "{}"'.format(val)
+            else:
+                self.prog += ' "{}"'.format(value)
+
+    def _config_list(self,
+                     config: Config,
+                     prefix: Optional[str],
+                     _forhelp: bool,
+                     group, level):
+        for obj in config:
+            # do not display frozen option
+            if 'frozen' in obj.property.get():
+                continue
+            if obj.isoptiondescription():
+                if _forhelp:
+                    description = obj.description()
+                    if description == obj.name():
+                        description = None
+                    newgroup = self.add_argument_group(obj.path(), description)
+                else:
+                    newgroup = group
+                if prefix:
+                    prefix_ = prefix + '.' + obj.name()
+                else:
+                    prefix_ = obj.path()
+                self._config_to_argparser(_forhelp, obj, prefix_, newgroup, level + 1)
+            elif obj.type() == 'boolean' and not obj.issymlinkoption():
+                if not obj.isleader():
+                    yield obj, False, None
+                    yield obj, True, None
+                else:
+                    yield obj, False, False
+                    yield obj, False, True
+                    yield obj, True, None
+            elif obj.isleader():
+                yield obj, None, False
+                yield obj, None, True
+            else:
+                yield obj, None, None
+
+    def _config_to_argparser(self,
+                             _forhelp: bool,
+                             config,
+                             prefix: Optional[str],
+                             group=None,
+                             level=0) -> None:
+        if group is None:
+            group = super()
+        actions = {}
+        leadership_len = None
+        options_is_not_default = {}
+        for option, force_no, force_del in self._config_list(config, prefix, _forhelp, group, level):
+            name = option.name()
+            if name.startswith(self.prefix_chars):
+                raise ValueError(_('name cannot startswith "{}"').format(self.prefix_chars))
+            if option.issymlinkoption():
+                symlink_name = option.option().name()
+                if symlink_name in options_is_not_default:
+                    options_is_not_default[symlink_name]['name'] = name
+                if symlink_name in actions:
+                    for action in actions[symlink_name]:
+                        action.add_argument(option)
+                continue
+            if force_del:
+                value = None
+            elif option.isleader():
+                value = option.value.get()
+                leadership_len = len(value)
+            elif option.isfollower():
+                value = []
+                try:
+                    for index in range(leadership_len):
+                        value.append(self.config.option(option.path(), index).value.get())
+                except:
+                    value = None
+            else:
+                value = option.value.get()
+            if self.fullpath and prefix:
+                name = prefix + '.' + name
+            properties = option.property.get()
+            not_display = not option.isfollower() and not option.owner.isdefault() and value is not None
+            kwargs = _BuildKwargs(name, option, self, properties, force_no, force_del, self.display_modified_value, not_display)
+            if _forhelp and not_display and ((value is not False and not force_no) or (value is False and force_no)):
+                options_is_not_default[option.name()] = {'properties': properties,
+                                                         'type': option.type(),
+                                                         'name': name,
+                                                         'value': value}
+                if not self.display_modified_value:
+                    continue
+            if 'positional' in properties:
+                if option.type() == 'boolean':
+                    raise ValueError(_('boolean option must not be positional'))
+                if not 'mandatory' in properties:
+                    raise ValueError('"positional" argument must be "mandatory" too')
+                if _forhelp:
+                    kwargs['default'] = option.value.default()
+                else:
+                    kwargs['default'] = value
+                    kwargs['nargs'] = '?'
+            else:
+                kwargs['default'] = SUPPRESS
+                if _forhelp and 'mandatory' in properties:
+                    kwargs['required'] = True
+                if not force_del and option.type() == 'boolean':
+                    if not option.isfollower():
+                        if 'storefalse' in properties:
+                            if force_no:
+                                action = 'store_true'
+                            else:
+                                action = 'store_false'
+                        elif force_no:
+                            action = 'store_false'
+                        else:
+                            action = 'store_true'
+                        kwargs['action'] = action
+                    else:
+                        kwargs['metavar'] = 'INDEX'
+            if option.type() != 'boolean' or force_del:
+                if not force_del:
+                    if _forhelp:
+                        value = option.value.default()
+                    if value not in [None, []]:
+                        #kwargs['default'] = kwargs['const'] = option.default()
+                        #kwargs['action'] = 'store_const'
+                        kwargs['nargs'] = '?'
+
+                    if not option.isfollower() and option.ismulti():
+                        if _forhelp and 'mandatory' in properties:
+                            kwargs['nargs'] = '+'
+                        else:
+                            kwargs['nargs'] = '*'
+                if option.isfollower() and not option.type() == 'boolean':
+                    metavar = option.name().upper()
+                    if option.issubmulti():
+                        kwargs['nargs'] = '+'
+                    else:
+                        kwargs['nargs'] = 2
+                        if _forhelp and 'mandatory' not in properties:
+                            metavar = '[{}]'.format(metavar)
+                    if option.type() == 'choice':
+                        # do not manage choice with argparse there is problem with integer problem
+                        kwargs['metavar'] = ('INDEX', get_choice_list(option, properties, True))
+                    else:
+                        kwargs['metavar'] = ('INDEX', metavar)
+                if force_del:
+                    kwargs['metavar'] = 'INDEX'
+                    kwargs['type'] = int
+                elif option.type() == 'string':
+                    pass
+                elif option.type() == 'integer' or option.type() == 'boolean':
+                    # when boolean we are here only if follower
+                    kwargs['type'] = int
+                    if _forhelp and option.type() == 'boolean':
+                        kwargs['metavar'] = 'INDEX'
+                        kwargs['nargs'] = 1
+                elif option.type() == 'choice' and not option.isfollower():
+                    # do not manage choice with argparse there is problem with integer problem
+                    kwargs['choices'] = get_choice_list(option, properties, False)
+                elif option.type() == 'float':
+                    kwargs['type'] = float
+                else:
+                    pass
+            actions.setdefault(option.name(), []).append(kwargs)
+        for option_is_not_default in options_is_not_default.values():
+            self._option_is_not_default(**option_is_not_default)
+        for values in actions.values():
+            for value in values:
+                args, kwargs = value.get()
+                group.add_argument(*args, **kwargs)
+    def _valid_mandatory(self):
+        pass
+
+    def parse_args(self,
+                   *args,
+                   valid_mandatory=True,
+                   **kwargs):
+        kwargs['namespace'] = self.namespace
+        try:
+            namespaces = super().parse_args(*args, **kwargs)
+        except PropertiesOptionError as err:
+            name = err._option_bag.option.impl_getname()
+            properties = self.config.option(name).property.get()
+            if self.fullpath and 'positional' not in properties:
+                if len(name) == 1 and 'longargument' not in properties:
+                    name = self.prefix_chars + name
+                else:
+                    name = self.prefix_chars * 2 + name
+            if err.proptype == ['mandatory']:
+                self.error('the following arguments are required: {}'.format(name))
+            else:
+                self.error('unrecognized arguments: {}'.format(name))
+        if valid_mandatory:
+            errors = []
+            for option in self.config.value.mandatory():
+                properties = option.property.get()
+                if not option.isfollower():
+                    if 'positional' not in properties:
+                        if self.fullpath:
+                            name = option.path()
+                        else:
+                            name = option.name()
+                        is_short_name = self._is_short_name(name, 'longargument' in option.property.get())
+                        args = self._gen_argument(name, is_short_name)
+                    else:
+                        args = option.path()
+                else:
+                    if 'positional' not in properties:
+                        args = self._gen_argument(option.path(), False)
+                    else:
+                        args = option.path()
+                if not self.fullpath and '.' in args:
+                    args = args.rsplit('.', 1)[1]
+                    if 'positional' not in properties:
+                        args = self._gen_argument(args, False)
+                errors.append(args)
+            if errors:
+                self.error('the following arguments are required: {}'.format(', '.join(errors)))
+        return namespaces
+
+    def format_usage(self,
+                     *args,
+                     **kwargs):
+        help_formatter = TiramisuCmdlineParser(self.config,
+                                               self.prog,
+                                               root=self.root,
+                                               fullpath=self.fullpath,
+                                               remove_empty_od=self.remove_empty_od,
+                                               display_modified_value=self.display_modified_value,
+                                               formatter_class=self.formatter_class,
+                                               epilog=self.epilog,
+                                               description=self.description,
+                                               _forhelp=True)
+        return super(TiramisuCmdlineParser, help_formatter).format_usage(*args, **kwargs)
+
+    def format_help(self):
+        help_formatter = TiramisuCmdlineParser(self.config,
+                                               self.prog,
+                                               root=self.root,
+                                               fullpath=self.fullpath,
+                                               remove_empty_od=self.remove_empty_od,
+                                               display_modified_value=self.display_modified_value,
+                                               formatter_class=self.formatter_class,
+                                               epilog=self.epilog,
+                                               description=self.description,
+                                               _forhelp=True)
+        return super(TiramisuCmdlineParser, help_formatter).format_help()
+
+    def get_config(self):
+        return self.config

tiramisu_cmdline_parser/tiramisu_cmdline_parser.py

@@ -1,281 +0,0 @@
-# Copyright (C) 2018 Team tiramisu (see AUTHORS for all contributors)
-#
-# This program is free software: you can redistribute it and/or modify it
-# under the terms of the GNU Lesser General Public License as published by the
-# Free Software Foundation, either version 3 of the License, or (at your
-# option) any later version.
-#
-# This program is distributed in the hope that it will be useful, but WITHOUT
-# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
-# FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License for more
-# details.
-#
-# You should have received a copy of the GNU Lesser General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
-
-
-from typing import Union, List, Optional
-from argparse import ArgumentParser, Namespace, SUPPRESS, _HelpAction
-try:
-    from tiramisu import Config
-    from tiramisu.error import PropertiesOptionError
-except ImportError:
-    Config = None
-    from tiramisu_json_api.error import PropertiesOptionError
-try:
-    from tiramisu_json_api import Config as ConfigJson
-    if Config is None:
-        Config = ConfigJson
-except ImportError:
-    ConfigJson = Config
-
-
-class TiramisuNamespace(Namespace):
-    def _populate(self):
-        #self._config.property.read_only()
-        for tiramisu_key, tiramisu_value in self._config.value.dict().items():
-            option = self._config.option(tiramisu_key)
-            if not option.option.issymlinkoption():
-                if tiramisu_value == [] and option.option.ismulti() and option.owner.isdefault():
-                    tiramisu_value = None
-                super().__setattr__(tiramisu_key, tiramisu_value)
-        #self._config.property.read_write()
-
-    def __init__(self, config):
-        self._config = config
-        super().__init__()
-
-    def __setattr__(self, key, value):
-        if key == '_config':
-            super().__setattr__(key, value)
-            return
-        # self._config.property.read_write()
-        option = self._config.option(key)
-        if option.option.ismulti() and value is not None and not isinstance(value, list):
-            value = [value]
-        option.value.set(value)
-
-    def __getattribute__(self, key):
-        if key == '__dict__' and hasattr(self, '_config'):
-            self._populate()
-        return super().__getattribute__(key)
-
-
-class _TiramisuHelpAction(_HelpAction):
-    needs = False
-    def __call__(self, *args, **kwargs):
-        _TiramisuHelpAction.needs = True
-
-    def display(self, parser):
-        _HelpAction.__call__(self, parser, None, None)
-
-
-class TiramisuCmdlineParser(ArgumentParser):
-    def __init__(self,
-                 config: Union[Config, ConfigJson],
-                 *args,
-                 fullpath: bool=True,
-                 _forhelp: bool=False,
-                 **kwargs):
-        self.fullpath = fullpath
-        self.config = config
-        super().__init__(*args, **kwargs)
-        self.register('action', 'help', _TiramisuHelpAction)
-        self._config_to_argparser(_forhelp,
-                                  self.config.option)
-
-    def _pop_action_class(self, kwargs, default=None):
-        ret = super()._pop_action_class(kwargs, default)
-        if kwargs.get('action') != 'help' and kwargs.get('dest') != 'help':
-            return ret
-        return _TiramisuHelpAction
-
-    def _match_arguments_partial(self,
-                                 actions,
-                                 arg_string_pattern):
-        # used only when check first proposal for first value
-        # we have to remove all actions with propertieserror
-        # so only first settable option will be returned
-        actions_pop = []
-        for idx, action in enumerate(actions):
-            if self.config.option(action.dest).property.get(only_raises=True):
-                actions_pop.append(idx)
-            else:
-                break
-        for idx in actions_pop:
-            actions.pop(0)
-        return super()._match_arguments_partial(actions, arg_string_pattern)
-
-    def _parse_known_args(self, args=None, namespace=None):
-
-        namespace_, args_ = super()._parse_known_args(args, namespace)
-        if args != args_ and args_ and args_[0].startswith(self.prefix_chars):
-            # option that was disabled are no more disable
-            # so create a new parser
-            new_parser = TiramisuCmdlineParser(self.config,
-                                               self.prog,
-                                               fullpath=self.fullpath)
-            namespace_, args_ = new_parser._parse_known_args(args_, namespace)
-        else:
-            if self._registries['action']['help'].needs:
-                # display help only when all variables assignemnt are done
-                self._registries['action']['help'].needs = False
-                helper = self._registries['action']['help'](None)
-                helper.display(self)
-        return namespace_, args_
-
-    def add_argument(self, *args, **kwargs):
-        if args == ('-h', '--help'):
-            super().add_argument(*args, **kwargs)
-        else:
-            raise NotImplementedError('do not use add_argument')
-
-    def add_arguments(self, *args, **kwargs):
-        raise NotImplementedError('do not use add_argument')
-
-    def add_subparsers(self, *args, **kwargs):
-        raise NotImplementedError('do not use add_subparsers')
-
-    def _gen_argument(self, name, properties):
-        if len(name) == 1 and 'longargument' not in properties:
-            return self.prefix_chars + name
-        return self.prefix_chars * 2 + name
-
-    def _config_to_argparser(self,
-                             _forhelp: bool,
-                             config,
-                             prefix: Optional[str]=None,
-                             group=None) -> None:
-        if group is None:
-            group = super()
-        actions = {}
-        for obj in config.list(type='all'):
-            option = obj.option
-            if option.isoptiondescription():
-                if _forhelp:
-                    group = self.add_argument_group(option.doc())
-                if prefix:
-                    prefix_ = prefix + '.' + option.name()
-                else:
-                    prefix_ = option.path()
-                self._config_to_argparser(_forhelp, obj, prefix_, group)
-                continue
-            if 'frozen' in option.properties():
-                continue
-            name = option.name()
-            if name.startswith(self.prefix_chars):
-                raise ValueError('name cannot startswith "{}"'.format(self.prefix_chars))
-            if self.fullpath and prefix:
-                name = prefix + '.' + name
-            properties = obj.property.get()
-            kwargs = {'help': option.doc().replace('%', '%%')}
-            if option.issymlinkoption():
-                actions[option.name(follow_symlink=True)][0].insert(0, self._gen_argument(name, properties))
-                continue
-            if 'positional' in properties:
-                if not 'mandatory' in properties:
-                    raise ValueError('"positional" argument must be "mandatory" too')
-                args = [option.path()]
-                if _forhelp:
-                    kwargs['default'] = obj.value.default()
-                else:
-                    kwargs['default'] = obj.value.get()
-                    kwargs['nargs'] = '?'
-            else:
-                kwargs['dest'] = option.path()
-                kwargs['default'] = SUPPRESS
-                args = [self._gen_argument(name, properties)]
-                if _forhelp and 'mandatory' in properties:
-                    kwargs['required'] = True
-            if option.type() == 'boolean':
-                if 'mandatory' in properties:
-                    raise ValueError('"mandatory" property is not allowed for BoolOption')
-                #if not isinstance(option.default(), bool):
-                #    raise ValueError('default value is mandatory for BoolOption')
-                if obj.value.get() is False:
-                    action = 'store_true'
-                else:
-                    action = 'store_false'
-                kwargs['action'] = action
-            else:
-                if _forhelp:
-                    value = obj.value.default()
-                else:
-                    value = obj.value.get()
-                if value not in [None, []]:
-                    #kwargs['default'] = kwargs['const'] = option.default()
-                    #kwargs['action'] = 'store_const'
-                    kwargs['nargs'] = '?'
-                if option.ismulti():
-                    if _forhelp and 'mandatory' in properties:
-                        kwargs['nargs'] = '+'
-                    else:
-                        kwargs['nargs'] = '*'
-                if option.type() == 'string':
-                    pass
-                elif option.type() == 'integer':
-                    kwargs['type'] = int
-                elif option.type() == 'choice':
-                    kwargs['choices'] = obj.value.list()
-                else:
-                    pass
-                    #raise NotImplementedError('not supported yet')
-            actions[option.name()] = (args, kwargs)
-        for args, kwargs in actions.values():
-            group.add_argument(*args, **kwargs)
-
-
-    def parse_args(self,
-                   *args,
-                   valid_mandatory=True,
-                   **kwargs):
-        kwargs['namespace'] = TiramisuNamespace(self.config)
-        try:
-            namespaces = super().parse_args(*args, **kwargs)
-            del namespaces.__dict__['_config']
-        except PropertiesOptionError as err:
-            name = err._option_bag.option.impl_getname()
-            properties = self.config.option(name).property.get()
-            if 'positional' not in properties:
-                if len(name) == 1 and 'longargument' not in properties:
-                    name = self.prefix_chars + name
-                else:
-                    name = self.prefix_chars * 2 + name
-            if err.proptype == ['mandatory']:
-                self.error('the following arguments are required: {}'.format(name))
-            else:
-                self.error('unrecognized arguments: {}'.format(name))
-        if valid_mandatory:
-            for key in self.config.value.mandatory():
-                properties = self.config.option(key).property.get()
-                if 'positional' not in properties:
-                    if self.fullpath or '.' not in key:
-                        name = key
-                    else:
-                        name = key.rsplit('.', 1)[1]
-                    args = self._gen_argument(name, self.config.option(key).property.get())
-                else:
-                    args = key
-                self.error('the following arguments are required: {}'.format(args))
-        return namespaces
-
-    def format_usage(self,
-                     *args,
-                     **kwargs):
-        help_formatter = TiramisuCmdlineParser(self.config,
-                                               self.prog,
-                                               fullpath=self.fullpath,
-                                               _forhelp=True)
-        return super(TiramisuCmdlineParser, help_formatter).format_usage(*args, **kwargs)
-
-    def format_help(self,
-                    *args,
-                    **kwargs):
-        help_formatter = TiramisuCmdlineParser(self.config,
-                                               self.prog,
-                                               fullpath=self.fullpath,
-                                               _forhelp=True)
-        return super(TiramisuCmdlineParser, help_formatter).format_help(*args, **kwargs)
-
-    def get_config(self):
-        return self.config