allow 'variable' in dynamic family in 1.1

src/rougail/convert.py

@@ -480,7 +480,7 @@ class ParserVariable:
             return
         family_obj = {}
         subfamily_obj = {}
-        force_to_attrs = list(self.list_attributes(obj))
+        force_to_attrs = list(self.list_attributes(obj, version))
         for key, value in obj.items():
             if key in force_to_attrs:
                 if key.startswith("_"):
@@ -558,6 +558,7 @@ class ParserVariable:
     def list_attributes(
         self,
         obj: Dict[str, Any],
+        version: str,
     ) -> Iterator[str]:
         """List attributes"""
         force_to_variable = []
@@ -580,8 +581,7 @@ class ParserVariable:
             ):
                 # it's a dict, so a new variables!
                 continue
-            # FIXME should be remove with 1.0 format
-            if key == "variable" and obj.get("type") != "dynamic":
+            if version == '1.0' and key == "variable" and obj.get("type") != "dynamic" and obj.get("_type") != "dynamic":
                 continue
             if key in self.family_attrs:
                 yield key

src/rougail/update.py

@@ -35,9 +35,8 @@ except ModuleNotFoundError as err:
 
 # from ast import parse as ast_parse
 from json import dumps
-from pathlib import Path
-
 from ruamel.yaml import YAML
+from pathlib import Path
 
 from .config import RougailConfig
 from .error import UpgradeError