15 def _get_original_name(test_data):  argument
21     def _check_decompression(self, test_data):  argument
27     def _decompress_file(self, test_data):  argument
32     def _decompress_pipe(self, test_data):  argument
40     def _test_decompress_file(self, test_data):  argument
44     def _test_decompress_pipe(self, test_data):  argument
56     def _check_decompression(self, test_data, **kwargs):  argument
66     def _compress_file(self, test_data, **kwargs):  argument
76     def _compress_pipe(self, test_data, **kwargs):  argument
88     def _test_compress_file(self, test_data, **kwargs):  argument
92     def _test_compress_pipe(self, test_data, **kwargs):  argument