Method load

tests/build_backend/test_configuration.py:85–93

(
            cls,
            project_directory,  # type: str
            config,  # type: Any
        )

    class Plugin(object):
        @classmethod
        def load(
            cls,
            project_directory,  # type: str
            config,  # type: Any
        ):
            # type: (...) -> None
            assert os.path.isfile(os.path.join(project_directory, "pyproject.toml"))
            assert config is None
            return None

    config = write_config(
        dedent(