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Use runtime information to determine whether class is a models.Model subclass (#182)

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Maxim Kurnikov
2019-09-28 04:05:54 +03:00
committed by GitHub
parent 5910bd1b25
commit 2c23d8e70f
6 changed files with 26 additions and 25 deletions
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7
mypy_django_plugin/transformers/fields.py
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@@ -15,7 +15,7 @@ from mypy_django_plugin.lib import fullnames, helpers
def _get_current_field_from_assignment(ctx: FunctionContext, django_context: DjangoContext) -> Optional[Field]:
outer_model_info = helpers.get_typechecker_api(ctx).scope.active_class()
if (outer_model_info is None
or not outer_model_info.has_base(fullnames.MODEL_CLASS_FULLNAME)):
or not helpers.is_model_subclass_info(outer_model_info, django_context)):
return None
field_name = None
@@ -117,10 +117,9 @@ def transform_into_proper_return_type(ctx: FunctionContext, django_context: Djan
outer_model_info = helpers.get_typechecker_api(ctx).scope.active_class()
if (outer_model_info is None
or not outer_model_info.has_base(fullnames.MODEL_CLASS_FULLNAME)
and outer_model_info.fullname() not in helpers.get_all_model_mixins(helpers.get_typechecker_api(ctx))):
# not inside models.Model class
or not helpers.is_model_subclass_info(outer_model_info, django_context)):
return ctx.default_return_type
assert isinstance(outer_model_info, TypeInfo)
if helpers.has_any_of_bases(default_return_type.type, fullnames.RELATED_FIELDS_CLASSES):