| from typing import Any, ClassVar, Protocol | |
| # MYPY is a special constant in mypy which works the same way as `TYPE_CHECKING`. | |
| MYPY = False | |
| if MYPY: | |
| # A protocol to be able to statically accept an attrs class. | |
| class AttrsInstance_(Protocol): | |
| __attrs_attrs__: ClassVar[Any] | |
| else: | |
| # For type checkers without plug-in support use an empty protocol that | |
| # will (hopefully) be combined into a union. | |
| class AttrsInstance_(Protocol): | |
| pass | |