remove 'factory' module from mypy whitelist

pyproject.toml

@@ -136,7 +136,6 @@ module = [
   'poetry.console.commands.source.add',
   'poetry.console.commands.source.add',
   'poetry.console.commands.update',
   'poetry.console.commands.update',
   'poetry.console.commands.version',
   'poetry.console.commands.version',
-  'poetry.factory.*',
   'poetry.inspection.*',
   'poetry.inspection.*',
   'poetry.installation.*',
   'poetry.installation.*',
   'poetry.mixology.assignment',
   'poetry.mixology.assignment',

src/poetry/factory.py

@@ -127,8 +127,8 @@ class Factory(BaseFactory):
     ) -> None:
     ) -> None:
         for source in sources:
         for source in sources:
             repository = cls.create_legacy_repository(source, config)
             repository = cls.create_legacy_repository(source, config)
-            is_default = source.get("default", False)
-            is_secondary = source.get("secondary", False)
+            is_default = bool(source.get("default", False))
+            is_secondary = bool(source.get("secondary", False))
             if io.is_debug():
             if io.is_debug():
                 message = f"Adding repository {repository.name} ({repository.url})"
                 message = f"Adding repository {repository.name} ({repository.url})"
                 if is_default:
                 if is_default: