Method mapped

lib/sqlalchemy/orm/decl_api.py:1699–1738

Class decorator that will apply the Declarative mapping process to a given class. E.g.:: from sqlalchemy.orm import registry mapper_registry = registry() @mapper_registry.mapped class Foo: __tablename__ = "some_tabl

(self, cls: Type[_O])

            return decorate

    def mapped(self, cls: Type[_O]) -> Type[_O]:
        """Class decorator that will apply the Declarative mapping process
        to a given class.

        E.g.::

            from sqlalchemy.orm import registry

            mapper_registry = registry()


            @mapper_registry.mapped
            class Foo:
                __tablename__ = "some_table"

                id = Column(Integer, primary_key=True)
                name = Column(String)

        See the section :ref:`orm_declarative_mapping` for complete
        details and examples.

        :param cls: class to be mapped.

        :return: the class that was passed.

        .. seealso::

            :ref:`orm_declarative_mapping`

            :meth:`_orm.registry.generate_base` - generates a base class
            that will apply Declarative mapping to subclasses automatically
            using a Python metaclass.

        .. seealso::

            :meth:`_orm.registry.mapped_as_dataclass`

        """
        _as_declarative(self, cls, cls.__dict__)
        return cls

    def as_declarative_base(self, **kw: Any) -> Callable[[Type[_T]], Type[_T]]:
        """