37     def seekable(self):  argument
40     def tell(self):  argument
43     def seek(self, *args):  argument
50     def setUp(self):  argument
53     def tearDown(self):  argument
58     def write_and_read_back(self, data, mode='b'):  argument
66     def test_write(self):  argument
80     def test_write_read_with_pathlike_file(self):  argument
95     def test_write_memoryview(self):  argument
101     def test_write_bytearray(self):  argument
104     def test_write_array(self):  argument
107     def test_write_incompatible_type(self):  argument
120     def test_read(self):  argument
127     def test_read1(self):  argument
143     def test_read_large(self, size):  argument
150     def test_io_on_closed_object(self):  argument
178     def test_append(self):  argument
188     def test_many_append(self):  argument
207     def test_exclusive_write(self):  argument
215     def test_buffered_reader(self):  argument
226     def test_readline(self):  argument
238     def test_readlines(self):  argument
250     def test_seek_read(self):  argument
269     def test_seek_whence(self):  argument
279     def test_seek_write(self):  argument
286     def test_mode(self):  argument
294     def test_1647484(self):  argument
300     def test_paddedfile_getattr(self):  argument
306     def test_mtime(self):  argument
317     def test_metadata(self):  argument
368     def test_metadata_ascii_name(self):  argument
372     def test_compresslevel_metadata(self):  argument
392     def test_with_open(self):  argument
413     def test_zero_padded_file(self):  argument
425     def test_gzip_BadGzipFile_exception(self):  argument
428     def test_bad_gzip_file(self):  argument
434     def test_non_seekable_file(self):  argument
444     def test_peek(self):  argument
466     def test_textio_readlines(self):  argument
474     def test_fileobj_from_fdopen(self):  argument
482     def test_fileobj_mode(self):  argument
508     def test_bytes_filename(self):  argument
522     def test_decompress_limited(self):  argument
536     def test_compress(self):  argument
544     def test_compress_mtime(self):  argument
555     def test_compress_correct_level(self):  argument
564     def test_decompress(self):  argument
574     def test_decompress_truncated_trailer(self):  argument
578     def test_decompress_missing_trailer(self):  argument
582     def test_read_truncated(self):  argument
596     def test_read_with_extra(self):  argument
604     def test_prepend_error(self):  argument
611     def test_issue44439(self):  argument
621     def test_binary_modes(self):  argument
648     def test_pathlike_file(self):  argument
657     def test_implicit_binary_modes(self):  argument
685     def test_text_modes(self):  argument
701     def test_fileobj(self):  argument
712     def test_bad_params(self):  argument
727     def test_encoding(self):  argument
739     def test_encoding_error_handler(self):  argument
747     def test_newline(self):  argument
773     def test_decompress_stdin_stdout(self):  argument
786     def test_decompress_infile_outfile(self):  argument
802     def test_decompress_infile_outfile_error(self):  argument
810     def test_compress_stdin_outfile(self):  argument
819     def test_compress_infile_outfile_default(self):  argument
834     def test_compress_infile_outfile(self):  argument
852     def test_compress_fast_best_are_exclusive(self):  argument
857     def test_decompress_cannot_have_flags_compression(self):  argument