def _check_base_classes(self, node: ast.ClassDef) -> None:
for base_name in node.bases:
if not isinstance(base_name, self._allowed_base_classes_nodes):
self.add_violation(bp.IncorrectBaseClassViolation(node))
continue
id_attr = getattr(base_name, 'id', None)
if id_attr == 'BaseException':
self.add_violation(bp.BaseExceptionSubclassViolation(node))
elif id_attr == 'object' and len(node.bases) >= 2:
self.add_violation(
ObjectInBaseClassesListViolation(node, text=id_attr), )
elif classes.is_forbidden_super_class(id_attr):
self.add_violation(
bp.BuiltinSubclassViolation(node, text=id_attr), )
def _check_base_classes(self, node: ast.ClassDef) -> None:
for base_name in node.bases:
if not self._is_correct_base_class(base_name):
self.add_violation(oop.WrongBaseClassViolation(base_name))
continue
id_attr = getattr(base_name, 'id', None)
if id_attr == 'BaseException':
self.add_violation(bp.BaseExceptionSubclassViolation(node))
elif id_attr == 'object' and len(node.bases) >= 2:
self.add_violation(
consistency.ObjectInBaseClassesListViolation(
node,
text=id_attr,
), )
elif classes.is_forbidden_super_class(id_attr):
self.add_violation(
oop.BuiltinSubclassViolation(node, text=id_attr), )
def _check_base_classes_rules(
self,
node: ast.ClassDef,
base_name: ast.expr,
) -> None:
id_attr = getattr(base_name, 'id', None)
if id_attr == 'BaseException':
self.add_violation(bp.BaseExceptionSubclassViolation(node))
elif id_attr == 'object' and len(node.bases) >= 2:
self.add_violation(
consistency.ObjectInBaseClassesListViolation(
node,
text=id_attr,
), )
elif classes.is_forbidden_super_class(id_attr):
self.add_violation(
oop.BuiltinSubclassViolation(node, text=id_attr), )
