docs: def _get_loop(self, *args: typing.Any, **kwargs: typing.Any) -> typing.Optional[asyncio.AbstractEventLoop]:
          """Get event loop in decorator class."""
          if callable(self.loop_getter):
              if self.loop_getter_need_context:
                  return self.loop_getter(*args, **kwargs)  # pylint: disable=not-callable
              return self.loop_getter()  # pylint: disable=not-callable
          return self.loop_getter