Method callback

tests/unittests/tools/mcp_tool/test_mcp_tool.py:1061–1064

(
          progress: float, total: float | None, message: str | None
      )

      factory_calls.append((tool_name, callback_context))

      async def callback(
          progress: float, total: float | None, message: str | None
      ) -> None:
        pass

      return callback