tests.py 文件源码

def test_scratch_file_supports_file_obj_interface(active_scratch_dir, method_name):
    """
    Assert that methods of :class:`~scratchdir.ScratchDir` that are expected to return file-like objects
    do so and these objects implement, atleast, the :class:`~io.IOBase` interface.
    """
    method = getattr(active_scratch_dir, method_name)
    assert is_file_like_obj(method())