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from typing import Any
from typing import Dict
from typing import Type
from sqlalchemy.orm import declarative_base
from sqlalchemy.orm import declared_attr
Base = declarative_base()
class Foo(Base):
# no mypy error emitted regarding the
# Type[Foo] part
@declared_attr
def __tablename__(cls: Type["Foo"]) -> str:
return "name"
@declared_attr
def __mapper_args__(cls: Type["Foo"]) -> Dict[Any, Any]:
return {}
# this was a workaround that works if there's no plugin present, make
# sure that doesn't crash anything
@classmethod
@declared_attr
def __table_args__(cls: Type["Foo"]) -> Dict[Any, Any]:
return {}
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