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remove all try/except

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This commit is contained in:
Emmanuel Garette 2016-01-03 21:18:52 +01:00
parent e8764f6173
commit b521c459ee
9 changed files with 236 additions and 180 deletions
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4
test/test_config_ip.py
View file

@ -70,6 +70,10 @@ def test_network():
assert len(w) == 1
def test_network_invalid():
raises(ValueError, "NetworkOption('a', '', default='toto')")
def test_netmask():
a = NetmaskOption('a', '')
od = OptionDescription('od', '', [a])

37
tiramisu/autolib.py
View file

@ -25,7 +25,7 @@ from .setting import undefined
def carry_out_calculation(option, context, callback, callback_params,
index=undefined):
index=undefined, returns_raise=False):
"""a function that carries out a calculation for an option's value
:param option: the option
@ -160,20 +160,27 @@ def carry_out_calculation(option, context, callback, callback_params,
path = context.cfgimpl_get_description(
).impl_get_path_by_opt(opt)
# get value
try:
value = context.getattr(path, force_permissive=True,
validate=False)
# convert to list, not modifie this multi
if value.__class__.__name__ == 'Multi':
value = list(value)
except PropertiesOptionError as err: # pragma: optional cover
if force_permissive:
continue
raise ConfigError(_('unable to carry out a calculation'
', option {0} has properties: {1} '
'for: {2}').format(opt.impl_getname(),
err.proptype,
option.impl_getname()))
value = context.getattr(path, force_permissive=True,
validate=False,
returns_raise=True)
if isinstance(value, Exception):
if isinstance(value, PropertiesOptionError):
if force_permissive:
continue
err = ConfigError(_('unable to carry out a calculation'
', option {0} has properties: {1} '
'for: {2}').format(opt.impl_getname(),
value.proptype,
option.impl_getname()))
if returns_raise:
return err
else:
raise err
else:
raise err
# convert to list, not modifie this multi
if value.__class__.__name__ == 'Multi':
value = list(value)
if opt.impl_is_master_slaves() and \
opt.impl_get_master_slaves().in_same_group(option):

85
tiramisu/config.py
View file

@ -53,7 +53,7 @@ class SubConfig(object):
# main option description
error = False
if descr is not None and not isinstance(descr, OptionDescription) and \
not isinstance(descr, SynDynOptionDescription): # pragma: optional cover
not isinstance(descr, SynDynOptionDescription): # pragma: optional cover
error = True
if error:
raise TypeError(_('descr must be an optiondescription, not {0}'
@ -242,7 +242,8 @@ class SubConfig(object):
return subpath
def getattr(self, name, force_permissive=False, validate=True,
_setting_properties=undefined, index=None):
_setting_properties=undefined, index=None,
returns_raise=False):
"""
attribute notation mechanism for accessing the value of an option
:param name: attribute name
@ -257,7 +258,7 @@ class SubConfig(object):
return homeconfig.getattr(name, force_permissive=force_permissive,
validate=validate,
_setting_properties=_setting_properties,
index=index)
index=index, returns_raise=returns_raise)
context = self._cfgimpl_get_context()
option = self.cfgimpl_get_description().__getattr__(name,
context=context)
@ -267,21 +268,25 @@ class SubConfig(object):
option, path=subpath,
validate=validate,
force_permissive=force_permissive,
setting_properties=_setting_properties, index=index)
setting_properties=_setting_properties, index=index,
returns_raise=returns_raise)
elif isinstance(option, SymLinkOption): # pragma: no dynoptiondescription cover
path = context.cfgimpl_get_description().impl_get_path_by_opt(
option._impl_getopt())
return context.getattr(path, validate=validate,
force_permissive=force_permissive,
_setting_properties=_setting_properties,
index=index)
index=index, returns_raise=returns_raise)
elif option.impl_is_optiondescription():
props = self.cfgimpl_get_settings().validate_properties(
option, True, False, path=subpath,
force_permissive=force_permissive,
setting_properties=_setting_properties)
if props:
raise props
if returns_raise:
return props
else:
raise props
return SubConfig(option, self._impl_context, subpath)
else:
return self.cfgimpl_get_values()._get_cached_value(
@ -289,7 +294,7 @@ class SubConfig(object):
validate=validate,
force_permissive=force_permissive,
setting_properties=_setting_properties,
index=index)
index=index, returns_raise=returns_raise)
def find(self, bytype=None, byname=None, byvalue=undefined, type_='option',
check_properties=True, force_permissive=False):
@ -339,15 +344,17 @@ class SubConfig(object):
def _filter_by_value():
if byvalue is undefined:
return True
try:
value = self.getattr(path, force_permissive=force_permissive,
_setting_properties=setting_properties)
if isinstance(value, Multi):
return byvalue in value
else:
return value == byvalue
except PropertiesOptionError: # pragma: optional cover
return False
value = self.getattr(path, force_permissive=force_permissive,
_setting_properties=setting_properties,
returns_raise=True)
if isinstance(value, Exception):
if isinstance(value, PropertiesOptionError):
return False
raise value
elif isinstance(value, Multi):
return byvalue in value
else:
return value == byvalue
if type_ not in ('option', 'path', 'value'): # pragma: optional cover
raise ValueError(_('unknown type_ type {0}'
@ -369,12 +376,15 @@ class SubConfig(object):
continue
#remove option with propertyerror, ...
if byvalue is undefined and check_properties:
try:
value = self.getattr(path,
force_permissive=force_permissive,
_setting_properties=setting_properties)
except PropertiesOptionError: # pragma: optional cover
continue
value = self.getattr(path,
force_permissive=force_permissive,
_setting_properties=setting_properties,
returns_raise=True)
if isinstance(value, Exception):
if isinstance(value, PropertiesOptionError):
continue
else:
raise value
if type_ == 'value':
retval = value
elif type_ == 'path':
@ -482,26 +492,25 @@ class SubConfig(object):
def _make_sub_dict(self, opt, path, pathsvalues, _currpath, flatten,
setting_properties, force_permissive=False):
try:
value = self.getattr(path,
force_permissive=force_permissive,
_setting_properties=setting_properties,
returns_raise=True)
if isinstance(value, Exception):
if not isinstance(value, PropertiesOptionError):
raise value
else:
if opt.impl_is_optiondescription():
pathsvalues += self.getattr(path,
force_permissive=force_permissive,
_setting_properties=setting_properties).make_dict(
flatten,
_currpath + path.split('.'),
force_permissive=force_permissive,
setting_properties=setting_properties)
pathsvalues += value.make_dict(flatten,
_currpath + path.split('.'),
force_permissive=force_permissive,
setting_properties=setting_properties)
else:
value = self.getattr(opt.impl_getname(),
force_permissive=force_permissive,
_setting_properties=setting_properties)
if flatten:
name = opt.impl_getname()
else:
name = '.'.join(_currpath + [opt.impl_getname()])
pathsvalues.append((name, value))
except PropertiesOptionError: # pragma: optional cover
pass
def cfgimpl_get_path(self, dyn=True):
descr = self.cfgimpl_get_description()
@ -790,13 +799,15 @@ class GroupConfig(_CommonConfig):
return ret
def getattr(self, name, force_permissive=False, validate=True,
_setting_properties=undefined):
_setting_properties=undefined,
returns_raise=False):
for child in self._impl_children:
if name == child._impl_name:
return child
return super(GroupConfig, self).getattr(name, force_permissive,
validate,
_setting_properties=_setting_properties)
_setting_properties=_setting_properties,
returns_raise=returns_raise)
class MetaConfig(GroupConfig):

69
tiramisu/option/baseoption.py
View file

@ -387,40 +387,43 @@ class Option(OnlyOption):
descr = context.cfgimpl_get_description()
all_cons_vals = []
try:
for opt in all_cons_opts:
#get value
if (isinstance(opt, DynSymLinkOption) and option._dyn == opt._dyn) or \
option == opt:
opt_value = value
else:
#if context, calculate value, otherwise get default value
if context is not undefined:
if isinstance(opt, DynSymLinkOption):
path = opt.impl_getpath(context)
else:
path = descr.impl_get_path_by_opt(opt)
opt_value = context.getattr(path, validate=False,
force_permissive=True)
else:
opt_value = opt.impl_getdefault()
#append value
if not self.impl_is_multi() or (isinstance(opt, DynSymLinkOption)
and option._dyn == opt._dyn) or \
option == opt:
all_cons_vals.append(opt_value)
elif self.impl_is_submulti():
print option._name, opt_value
all_cons_vals.append(opt_value[index][submulti_index])
else:
all_cons_vals.append(opt_value[index])
except PropertiesOptionError as err:
log.debug('propertyerror in _launch_consistency: {0}'.format(err))
if transitive:
raise err
for opt in all_cons_opts:
#get value
if (isinstance(opt, DynSymLinkOption) and option._dyn == opt._dyn) or \
option == opt:
opt_value = value
else:
return
#if context, calculate value, otherwise get default value
if context is not undefined:
if isinstance(opt, DynSymLinkOption):
path = opt.impl_getpath(context)
else:
path = descr.impl_get_path_by_opt(opt)
opt_value = context.getattr(path, validate=False,
force_permissive=True,
returns_raise=True)
if isinstance(opt_value, Exception):
if isinstance(opt_value, PropertiesOptionError):
log.debug('propertyerror in _launch_consistency: {0}'.format(opt_value))
if transitive:
raise opt_value
else:
return
else:
raise opt_value
else:
opt_value = opt.impl_getdefault()
#append value
if not self.impl_is_multi() or (isinstance(opt, DynSymLinkOption)
and option._dyn == opt._dyn) or \
option == opt:
all_cons_vals.append(opt_value)
#consistency with submulti is now forbidden
#elif self.impl_is_submulti():
# all_cons_vals.append(opt_value[index][submulti_index])
else:
all_cons_vals.append(opt_value[index])
return getattr(self, func)(all_cons_opts, all_cons_vals, warnings_only)
def impl_validate(self, value, context=undefined, validate=True,

44
tiramisu/option/masterslave.py
View file

@ -120,7 +120,8 @@ class MasterSlaves(object):
def getitem(self, values, opt, path, validate, force_permissive,
trusted_cached_properties, validate_properties, slave_path=undefined,
slave_value=undefined, setting_properties=undefined,
self_properties=undefined, index=None):
self_properties=undefined, index=None,
returns_raise=False):
if self.is_master(opt):
return self._getmaster(values, opt, path, validate,
force_permissive,
@ -130,7 +131,7 @@ class MasterSlaves(object):
return self._getslave(values, opt, path, validate,
force_permissive, trusted_cached_properties,
validate_properties, setting_properties,
self_properties, index)
self_properties, index, returns_raise)
def _getmaster(self, values, opt, path, validate, force_permissive,
validate_properties, c_slave_path,
@ -150,7 +151,7 @@ class MasterSlaves(object):
def _getslave(self, values, opt, path, validate, force_permissive,
trusted_cached_properties, validate_properties, setting_properties,
self_properties, index):
self_properties, index, returns_raise):
"""
if master has length 0:
return []
@ -190,7 +191,10 @@ class MasterSlaves(object):
force_permissive=force_permissive,
setting_properties=setting_properties)
if props:
raise props
if returns_raise:
return props
else:
raise props
else:
one_has_value = False
if index is None:
@ -198,22 +202,26 @@ class MasterSlaves(object):
else:
indexes = [index]
for idx in indexes:
try:
value = values._get_cached_value(opt, path, validate,
force_permissive,
trusted_cached_properties,
validate_properties,
with_meta=master_is_meta,
index=idx,
# not self_properties,
# depends to index
#self_properties=self_properties,
masterlen=masterlen,
from_masterslave=True)
value = values._get_cached_value(opt, path, validate,
force_permissive,
trusted_cached_properties,
validate_properties,
with_meta=master_is_meta,
index=idx,
# not self_properties,
# depends to index
#self_properties=self_properties,
masterlen=masterlen,
from_masterslave=True,
returns_raise=True)
if isinstance(value, PropertiesOptionError):
err = value
multi.append_properties_error(value)
elif isinstance(value, Exception):
raise value
else:
multi.append(value, setitem=False, force=True, validate=validate)
one_has_value = True
except PropertiesOptionError, err:
multi.append_properties_error(err)
if not one_has_value:
#raise last err
raise err

7
tiramisu/option/option.py
View file

@ -232,6 +232,7 @@ class PortOption(Option):
see: http://en.wikipedia.org/wiki/Port_numbers
"""
__slots__ = tuple()
port_re = re.compile(r"^[0-9]*$")
def __init__(self, name, doc, default=None, default_multi=None,
requires=None, multi=False, callback=None,
@ -262,6 +263,7 @@ class PortOption(Option):
if extra['_max_value'] is None:
raise ValueError(_('max value is empty')) # pragma: optional cover
super(PortOption, self).__init__(name, doc, default=default,
default_multi=default_multi,
callback=callback,
@ -292,10 +294,9 @@ class PortOption(Option):
value = [value]
for val in value:
try:
val = int(val)
except ValueError: # pragma: optional cover
if not self.port_re.search(val):
return ValueError(_('invalid port'))
val = int(val)
if not self._get_extra('_min_value') <= val <= self._get_extra('_max_value'): # pragma: optional cover
return ValueError(_('invalid port, must be an integer between {0} '
'and {1}').format(self._get_extra('_min_value'),

44
tiramisu/setting.py
View file

@ -622,28 +622,30 @@ class Settings(object):
"imbrication detected for option:"
" '{0}' with requirement on: "
"'{1}'").format(path, reqpath))
try:
if option.impl_is_multi():
idx = index
if option.impl_is_multi():
idx = index
else:
idx = None
value = context.getattr(reqpath, force_permissive=True,
_setting_properties=setting_properties,
index=idx, returns_raise=True)
if isinstance(value, Exception):
if isinstance(value, PropertiesOptionError):
if not transitive:
continue
properties = value.proptype
if same_action and action not in properties: # pragma: optional cover
raise RequirementError(_("option '{0}' has "
"requirement's property "
"error: "
"{1} {2}").format(opt._name,
reqpath,
properties))
# transitive action, force expected
value = expected[0]
inverse = False
else:
idx = None
value = context.getattr(reqpath, force_permissive=True,
_setting_properties=setting_properties,
index=idx)
except PropertiesOptionError as err:
if not transitive:
continue
properties = err.proptype
if same_action and action not in properties: # pragma: optional cover
raise RequirementError(_("option '{0}' has "
"requirement's property "
"error: "
"{1} {2}").format(opt._name,
reqpath,
properties))
# transitive action, force expected
value = expected[0]
inverse = False
raise value
if (not inverse and
value in expected or
inverse and value not in expected):

4
tiramisu/storage/dictionary/setting.py
View file

@ -44,10 +44,8 @@ class Settings(Cache):
self._properties.clear()
def delproperties(self, path):
try:
if path in self._properties:
del(self._properties[path])
except KeyError:
pass
def setpermissive(self, path, permissive):
self._permissives[path] = frozenset(permissive)

122
tiramisu/value.py
View file

@ -57,14 +57,16 @@ class Values(object):
def _get_multi(self, opt, path):
return Multi([], self.context, opt, path)
def _getdefaultvalue(self, opt, path, with_meta, index, submulti_index):
def _getdefaultvalue(self, opt, path, with_meta, index, submulti_index,
returns_raise):
# if value has callback and is not set
if opt.impl_has_callback():
callback, callback_params = opt.impl_get_callback()
value = carry_out_calculation(opt, context=self._getcontext(),
callback=callback,
callback_params=callback_params,
index=index)
index=index,
returns_raise=returns_raise)
if isinstance(value, list) and index is not None:
#if return a list and index is set, return value only if
#it's a submulti without submulti_index and without list of list
@ -76,18 +78,19 @@ class Values(object):
if with_meta:
meta = self._getcontext().cfgimpl_get_meta()
if meta is not None:
try:
value = meta.cfgimpl_get_values(
)._get_cached_value(opt, path, index=index, submulti_index=submulti_index,
from_masterslave=True)
value = meta.cfgimpl_get_values(
)._get_cached_value(opt, path, index=index, submulti_index=submulti_index,
from_masterslave=True, returns_raise=True)
if isinstance(value, Exception):
if not isinstance(value, PropertiesOptionError):
raise value
else:
if isinstance(value, Multi):
if index is not None:
value = value[index]
else:
value = list(value)
return value
except PropertiesOptionError:
pass
# now try to get default value
value = opt.impl_getdefault()
if opt.impl_is_multi() and index is not None:
@ -102,7 +105,7 @@ class Values(object):
def _getvalue(self, opt, path, is_default, self_properties,
index=undefined, submulti_index=undefined, with_meta=True,
masterlen=undefined):
masterlen=undefined, returns_raise=False):
"""actually retrieves the value
:param opt: the `option.Option()` object
@ -123,7 +126,7 @@ class Values(object):
#so return default value
else:
return value
return self._getdefaultvalue(opt, path, with_meta, index, submulti_index)
return self._getdefaultvalue(opt, path, with_meta, index, submulti_index, returns_raise)
def get_modified_values(self):
context = self._getcontext()
@ -209,7 +212,8 @@ class Values(object):
validate_properties=True,
setting_properties=undefined, self_properties=undefined,
index=None, submulti_index=undefined, from_masterslave=False,
with_meta=True, masterlen=undefined, check_frozen=False):
with_meta=True, masterlen=undefined, check_frozen=False,
returns_raise=False):
context = self._getcontext()
settings = context.cfgimpl_get_settings()
if path is None:
@ -238,7 +242,10 @@ class Values(object):
self_properties=self_properties,
index=index)
if props:
raise props
if returns_raise:
return props
else:
raise props
return value
if not from_masterslave and opt.impl_is_master_slaves():
val = opt.impl_get_master_slaves().getitem(self, opt, path,
@ -248,7 +255,10 @@ class Values(object):
validate_properties,
setting_properties=setting_properties,
index=index,
self_properties=self_properties)
self_properties=self_properties,
returns_raise=returns_raise)
if isinstance(val, PropertiesOptionError):
return val
else:
val = self._get_validated_value(opt, path, validate,
force_permissive,
@ -259,7 +269,10 @@ class Values(object):
masterlen=masterlen,
index=index,
submulti_index=submulti_index,
check_frozen=check_frozen)
check_frozen=check_frozen,
returns_raise=returns_raise)
if isinstance(val, PropertiesOptionError):
return val
# cache doesn't work with SubMulti yet
if not isinstance(val, SubMulti) and 'cache' in setting_properties and \
validate and validate_properties and force_permissive is False \
@ -276,7 +289,7 @@ class Values(object):
index=None, submulti_index=undefined,
with_meta=True, setting_properties=undefined,
self_properties=undefined, masterlen=undefined,
check_frozen=False):
check_frozen=False, returns_raise=False):
"""same has getitem but don't touch the cache
index is None for slave value, if value returned is not a list, just return []
"""
@ -291,25 +304,27 @@ class Values(object):
validate_meta=False,
self_properties=self_properties,
index=index)
try:
value = self._getvalue(opt, path, is_default, self_properties,
index=index, submulti_index=submulti_index,
with_meta=with_meta,
masterlen=masterlen)
config_error = None
except ConfigError as err:
# For calculating properties, we need value (ie for mandatory
# value).
# If value is calculating with a PropertiesOptionError's option
# _getvalue raise a ConfigError.
# We can not raise ConfigError if this option should raise
# PropertiesOptionError too. So we get config_error and raise
# ConfigError if properties did not raise.
# cannot assign config_err directly in python 3.3
config_error = err
# value is not set, for 'undefined' (cannot set None because of
# mandatory property)
value = undefined
config_error = None
value = self._getvalue(opt, path, is_default, self_properties,
index=index, submulti_index=submulti_index,
with_meta=with_meta,
masterlen=masterlen,
returns_raise=True)
if isinstance(value, Exception):
if isinstance(value, ConfigError):
# For calculating properties, we need value (ie for mandatory
# value).
# If value is calculating with a PropertiesOptionError's option
# _getvalue raise a ConfigError.
# We can not raise ConfigError if this option should raise
# PropertiesOptionError too. So we get config_error and raise
# ConfigError if properties did not raise.
config_error = value
# value is not set, for 'undefined' (cannot set None because of
# mandatory property)
value = undefined
else:
raise value
else:
if index is undefined:
force_index = None
@ -356,9 +371,15 @@ class Values(object):
self_properties=self_properties,
index=index)
if props:
raise props
if returns_raise:
return props
else:
raise props
if config_error is not None:
raise config_error
if returns_raise:
return config_error
else:
raise config_error
return value
def __setitem__(self, opt, value): # pragma: optional cover
@ -591,27 +612,29 @@ class Values(object):
else:
true_opt = opt
true_path = path
#FIXME attention c'est réutilisé donc jamais complet ??
self_properties = settings._getproperties(true_opt, true_path,
read_write=False,
setting_properties=setting_properties)
if 'mandatory' in self_properties:
try:
self._get_cached_value(true_opt, path=true_path,
trusted_cached_properties=False,
force_permissive=force_permissive,
setting_properties=setting_properties,
self_properties=self_properties,
validate=validate)
except PropertiesOptionError as err:
err = self._get_cached_value(true_opt, path=true_path,
trusted_cached_properties=False,
force_permissive=force_permissive,
setting_properties=setting_properties,
self_properties=self_properties,
validate=validate, returns_raise=True)
if not isinstance(err, Exception):
pass
elif isinstance(err, PropertiesOptionError):
if err.proptype == ['mandatory']:
yield path
except ConfigError as err:
elif isinstance(err, ConfigError):
if validate:
raise err
else:
#assume that uncalculated value is an empty value
yield path
else:
raise err
descr = self._getcontext().cfgimpl_get_description()
for path in _mandatory_warnings(descr):
@ -628,10 +651,9 @@ class Values(object):
context.cfgimpl_reset_cache()
for path in context.cfgimpl_get_description().impl_getpaths(
include_groups=True):
try:
context.getattr(path)
except PropertiesOptionError:
pass
err = context.getattr(path, returns_raise=True)
if isinstance(err, Exception) and not isinstance(err, PropertiesOptionError):
raise err
def __getstate__(self):
return {'_p_': self._p_}