diff options
Diffstat (limited to 'lib/sqlalchemy/orm/base.py')
| -rw-r--r-- | lib/sqlalchemy/orm/base.py | 16 |
1 files changed, 2 insertions, 14 deletions
diff --git a/lib/sqlalchemy/orm/base.py b/lib/sqlalchemy/orm/base.py index 054d52d83..367a5332d 100644 --- a/lib/sqlalchemy/orm/base.py +++ b/lib/sqlalchemy/orm/base.py @@ -30,6 +30,7 @@ from ._typing import insp_is_mapper from .. import exc as sa_exc from .. import inspection from .. import util +from ..sql import roles from ..sql.elements import SQLCoreOperations from ..util import FastIntFlag from ..util.langhelpers import TypingOnly @@ -483,19 +484,6 @@ def _inspect_mapped_class( return mapper -@inspection._inspects(type) -def _inspect_mc(class_: Type[_O]) -> Optional[Mapper[_O]]: - try: - class_manager = opt_manager_of_class(class_) - if class_manager is None or not class_manager.is_mapped: - return None - mapper = class_manager.mapper - except exc.NO_STATE: - return None - else: - return mapper - - def _parse_mapper_argument(arg: Union[Mapper[_O], Type[_O]]) -> Mapper[_O]: insp = inspection.inspect(arg, raiseerr=False) if insp_is_mapper(insp): @@ -691,7 +679,7 @@ class ORMDescriptor(Generic[_T], TypingOnly): ... -class Mapped(ORMDescriptor[_T], TypingOnly): +class Mapped(ORMDescriptor[_T], roles.TypedColumnsClauseRole[_T], TypingOnly): """Represent an ORM mapped attribute on a mapped class. This class represents the complete descriptor interface for any class |