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📁 ..
📄 Sine-1000Hz-300ms.aif(60.25 KB)
📄 __init__.py(47 B)
📄 __main__.py(41 B)
📁 __pycache__
📄 _test_multiprocessing.py(183.09 KB)
📄 allsans.pem(9.87 KB)
📄 ann_module.py(1.08 KB)
📄 ann_module2.py(519 B)
📄 ann_module3.py(448 B)
📁 audiodata
📄 audiotest.au(27.48 KB)
📄 audiotests.py(12.46 KB)
📄 audit-tests.py(8.9 KB)
📄 autotest.py(209 B)
📄 bad_coding.py(24 B)
📄 bad_coding2.py(30 B)
📄 bad_getattr.py(61 B)
📄 bad_getattr2.py(77 B)
📄 bad_getattr3.py(139 B)
📄 badcert.pem(1.88 KB)
📄 badkey.pem(2.11 KB)
📄 badsyntax_3131.py(32 B)
📄 badsyntax_future10.py(95 B)
📄 badsyntax_future3.py(172 B)
📄 badsyntax_future4.py(153 B)
📄 badsyntax_future5.py(184 B)
📄 badsyntax_future6.py(161 B)
📄 badsyntax_future7.py(196 B)
📄 badsyntax_future8.py(122 B)
📄 badsyntax_future9.py(142 B)
📄 badsyntax_pep3120.py(14 B)
📄 bisect_cmd.py(4.85 KB)
📄 bytecode_helper.py(1.56 KB)
📁 capath
📄 cfgparser.1(67 B)
📄 cfgparser.2(19.02 KB)
📄 cfgparser.3(1.55 KB)
📁 cjkencodings
📄 clinic.test(94.65 KB)
📄 cmath_testcases.txt(141.05 KB)
📄 coding20731.py(22 B)
📄 curses_tests.py(1.22 KB)
📁 data
📄 dataclass_module_1.py(837 B)
📄 dataclass_module_1_str.py(835 B)
📄 dataclass_module_2.py(756 B)
📄 dataclass_module_2_str.py(754 B)
📄 dataclass_textanno.py(126 B)
📄 datetimetester.py(239.84 KB)
📁 decimaltestdata
📄 dis_module.py(76 B)
📄 doctest_aliases.py(240 B)
📄 double_const.py(1.18 KB)
📁 dtracedata
📁 eintrdata
📄 empty.vbs(70 B)
📁 encoded_modules
📄 exception_hierarchy.txt(1.78 KB)
📄 ffdh3072.pem(2.16 KB)
📄 final_a.py(411 B)
📄 final_b.py(411 B)
📄 floating_points.txt(15.92 KB)
📄 fork_wait.py(2.53 KB)
📄 formatfloat_testcases.txt(7.45 KB)
📄 future_test1.py(229 B)
📄 future_test2.py(149 B)
📄 gdb_sample.py(153 B)
📄 good_getattr.py(198 B)
📄 idnsans.pem(9.71 KB)
📄 ieee754.txt(3.21 KB)
📁 imghdrdata
📄 imp_dummy.py(63 B)
📄 inspect_fodder.py(1.88 KB)
📄 inspect_fodder2.py(2.06 KB)
📄 keycert.passwd.pem(4.13 KB)
📄 keycert.pem(3.96 KB)
📄 keycert2.pem(3.98 KB)
📄 keycert3.pem(9.23 KB)
📄 keycert4.pem(9.24 KB)
📄 keycertecc.pem(5.5 KB)
📁 libregrtest
📄 list_tests.py(16.54 KB)
📄 lock_tests.py(28.26 KB)
📄 mailcap.txt(1.24 KB)
📄 make_ssl_certs.py(9.25 KB)
📄 mapping_tests.py(21.75 KB)
📄 math_testcases.txt(23.19 KB)
📄 memory_watchdog.py(859 B)
📄 mime.types(47.37 KB)
📄 mock_socket.py(3.53 KB)
📄 mod_generics_cache.py(1.13 KB)
📄 mp_fork_bomb.py(448 B)
📄 mp_preload.py(351 B)
📄 multibytecodec_support.py(14.17 KB)
📄 nokia.pem(1.88 KB)
📄 nosan.pem(7.54 KB)
📄 nullbytecert.pem(5.31 KB)
📄 nullcert.pem(0 B)
📄 outstanding_bugs.py(370 B)
📄 pickletester.py(135.99 KB)
📄 profilee.py(2.97 KB)
📄 pstats.pck(65.05 KB)
📄 pycacert.pem(5.53 KB)
📄 pycakey.pem(2.43 KB)
📄 pyclbr_input.py(648 B)
📄 pydoc_mod.py(713 B)
📄 pydocfodder.py(6.18 KB)
📄 pythoninfo.py(20.34 KB)
📄 randv2_32.pck(7.34 KB)
📄 randv2_64.pck(7.19 KB)
📄 randv3.pck(7.82 KB)
📄 re_tests.py(25.93 KB)
📄 recursion.tar(516 B)
📄 regrtest.py(1.34 KB)
📄 relimport.py(27 B)
📄 reperf.py(538 B)
📄 revocation.crl(800 B)
📄 sample_doctest.py(1.02 KB)
📄 sample_doctest_no_docstrings.py(227 B)
📄 sample_doctest_no_doctests.py(269 B)
📄 secp384r1.pem(256 B)
📄 selfsigned_pythontestdotnet.pem(2.08 KB)
📄 seq_tests.py(14.18 KB)
📄 sgml_input.html(8.1 KB)
📄 signalinterproctester.py(2.7 KB)
📁 sndhdrdata
📄 sortperf.py(4.69 KB)
📄 ssl_cert.pem(1.53 KB)
📄 ssl_key.passwd.pem(2.59 KB)
📄 ssl_key.pem(2.43 KB)
📄 ssl_servers.py(7.04 KB)
📄 ssltests.py(1.03 KB)
📄 string_tests.py(64.65 KB)
📁 subprocessdata
📁 support
📄 talos-2019-0758.pem(1.3 KB)
📄 test___all__.py(4.12 KB)
📄 test___future__.py(2.36 KB)
📄 test__locale.py(7.83 KB)
📄 test__opcode.py(3.03 KB)
📄 test__osx_support.py(13.66 KB)
📄 test__xxsubinterpreters.py(68.7 KB)
📄 test_abc.py(18 KB)
📄 test_abstract_numbers.py(1.49 KB)
📄 test_aifc.py(17.68 KB)
📄 test_argparse.py(172.67 KB)
📄 test_array.py(52.57 KB)
📄 test_asdl_parser.py(4.15 KB)
📄 test_ast.py(88.53 KB)
📄 test_asyncgen.py(31.44 KB)
📄 test_asynchat.py(9.28 KB)
📁 test_asyncio
📄 test_asyncore.py(25.81 KB)
📄 test_atexit.py(5.81 KB)
📄 test_audioop.py(28.24 KB)
📄 test_audit.py(4.05 KB)
📄 test_augassign.py(7.68 KB)
📄 test_base64.py(30.17 KB)
📄 test_baseexception.py(6.86 KB)
📄 test_bdb.py(41.55 KB)
📄 test_bigaddrspace.py(2.92 KB)
📄 test_bigmem.py(44.88 KB)
📄 test_binascii.py(18 KB)
📄 test_binhex.py(1.79 KB)
📄 test_binop.py(14.14 KB)
📄 test_bisect.py(13.63 KB)
📄 test_bool.py(12.48 KB)
📄 test_buffer.py(160.04 KB)
📄 test_bufio.py(2.54 KB)
📄 test_builtin.py(78.38 KB)
📄 test_bytes.py(72.23 KB)
📄 test_bz2.py(36.76 KB)
📄 test_c_locale_coercion.py(18.82 KB)
📄 test_calendar.py(48.71 KB)
📄 test_call.py(20.88 KB)
📄 test_capi.py(30.46 KB)
📄 test_cgi.py(22.15 KB)
📄 test_cgitb.py(2.5 KB)
📄 test_charmapcodec.py(1.68 KB)
📄 test_class.py(17.42 KB)
📄 test_clinic.py(21.71 KB)
📄 test_cmath.py(24.07 KB)
📄 test_cmd.py(6.1 KB)
📄 test_cmd_line.py(33.72 KB)
📄 test_cmd_line_script.py(31.46 KB)
📄 test_code.py(13.66 KB)
📄 test_code_module.py(5.51 KB)
📄 test_codeccallbacks.py(40.97 KB)
📄 test_codecencodings_cn.py(3.86 KB)
📄 test_codecencodings_hk.py(701 B)
📄 test_codecencodings_iso2022.py(1.36 KB)
📄 test_codecencodings_jp.py(4.79 KB)
📄 test_codecencodings_kr.py(2.96 KB)
📄 test_codecencodings_tw.py(681 B)
📄 test_codecmaps_cn.py(746 B)
📄 test_codecmaps_hk.py(386 B)
📄 test_codecmaps_jp.py(1.7 KB)
📄 test_codecmaps_kr.py(1.16 KB)
📄 test_codecmaps_tw.py(705 B)
📄 test_codecs.py(129.38 KB)
📄 test_codeop.py(7.97 KB)
📄 test_collections.py(83.93 KB)
📄 test_colorsys.py(3.83 KB)
📄 test_compare.py(3.82 KB)
📄 test_compile.py(36.48 KB)
📄 test_compileall.py(26.7 KB)
📄 test_complex.py(30.24 KB)
📄 test_concurrent_futures.py(44.93 KB)
📄 test_configparser.py(84.93 KB)
📄 test_contains.py(3.49 KB)
📄 test_context.py(29.33 KB)
📄 test_contextlib.py(32.54 KB)
📄 test_contextlib_async.py(14.82 KB)
📄 test_copy.py(25.81 KB)
📄 test_copyreg.py(4.39 KB)
📄 test_coroutines.py(62.52 KB)
📄 test_cprofile.py(6.33 KB)
📄 test_crashers.py(1.17 KB)
📄 test_crypt.py(3.97 KB)
📄 test_csv.py(47.77 KB)
📄 test_ctypes.py(184 B)
📄 test_curses.py(45.47 KB)
📄 test_dataclasses.py(108.8 KB)
📄 test_datetime.py(2.15 KB)
📄 test_dbm.py(6.45 KB)
📄 test_dbm_dumb.py(10.61 KB)
📄 test_dbm_gnu.py(6.22 KB)
📄 test_dbm_ndbm.py(5.05 KB)
📄 test_decimal.py(206.63 KB)
📄 test_decorators.py(9.48 KB)
📄 test_defaultdict.py(5.88 KB)
📄 test_deque.py(34.46 KB)
📄 test_descr.py(190.58 KB)
📄 test_descrtut.py(11.53 KB)
📄 test_devpoll.py(4.5 KB)
📄 test_dict.py(45 KB)
📄 test_dict_version.py(5.88 KB)
📄 test_dictcomps.py(4.42 KB)
📄 test_dictviews.py(11.68 KB)
📄 test_difflib.py(19.64 KB)
📄 test_difflib_expect.html(100.85 KB)
📄 test_dis.py(48.4 KB)
📄 test_distutils.py(375 B)
📄 test_doctest.py(98.67 KB)
📄 test_doctest.txt(300 B)
📄 test_doctest2.py(2.3 KB)
📄 test_doctest2.txt(392 B)
📄 test_doctest3.txt(82 B)
📄 test_doctest4.txt(244 B)
📄 test_docxmlrpc.py(8.67 KB)
📄 test_dtrace.py(5.23 KB)
📄 test_dummy_thread.py(9.69 KB)
📄 test_dummy_threading.py(1.7 KB)
📄 test_dynamic.py(4.29 KB)
📄 test_dynamicclassattribute.py(9.57 KB)
📄 test_eintr.py(1.32 KB)
📁 test_email
📄 test_embed.py(49.23 KB)
📄 test_ensurepip.py(9.83 KB)
📄 test_enum.py(113.68 KB)
📄 test_enumerate.py(8.46 KB)
📄 test_eof.py(1.94 KB)
📄 test_epoll.py(9.03 KB)
📄 test_errno.py(1.04 KB)
📄 test_exception_hierarchy.py(7.43 KB)
📄 test_exception_variations.py(3.86 KB)
📄 test_exceptions.py(49.81 KB)
📄 test_extcall.py(13.49 KB)
📄 test_faulthandler.py(28.13 KB)
📄 test_fcntl.py(6.21 KB)
📄 test_file.py(11.02 KB)
📄 test_file_eintr.py(10.6 KB)
📄 test_filecmp.py(8.69 KB)
📄 test_fileinput.py(37.33 KB)
📄 test_fileio.py(19.96 KB)
📄 test_finalization.py(14.66 KB)
📄 test_float.py(63.41 KB)
📄 test_flufl.py(1.32 KB)
📄 test_fnmatch.py(5.07 KB)
📄 test_fork1.py(3.67 KB)
📄 test_format.py(22.58 KB)
📄 test_fractions.py(29.83 KB)
📄 test_frame.py(5.67 KB)
📄 test_frozen.py(943 B)
📄 test_fstring.py(46.16 KB)
📄 test_ftplib.py(39.71 KB)
📄 test_funcattrs.py(13.54 KB)
📄 test_functools.py(90.59 KB)
📄 test_future.py(11.9 KB)
📄 test_future3.py(490 B)
📄 test_future4.py(222 B)
📄 test_future5.py(510 B)
📄 test_gc.py(40.49 KB)
📄 test_gdb.py(40.88 KB)
📄 test_generator_stop.py(943 B)
📄 test_generators.py(58.51 KB)
📄 test_genericclass.py(9.28 KB)
📄 test_genericpath.py(21.7 KB)
📄 test_genexps.py(7.12 KB)
📄 test_getargs2.py(50 KB)
📄 test_getopt.py(6.75 KB)
📄 test_getpass.py(6.29 KB)
📄 test_gettext.py(41.38 KB)
📄 test_glob.py(13.03 KB)
📄 test_global.py(1.31 KB)
📄 test_grammar.py(57.5 KB)
📄 test_grp.py(3.54 KB)
📄 test_gzip.py(29.9 KB)
📄 test_hash.py(11.45 KB)
📄 test_hashlib.py(39.43 KB)
📄 test_heapq.py(16.4 KB)
📄 test_hmac.py(22.24 KB)
📄 test_html.py(4.23 KB)
📄 test_htmlparser.py(33.19 KB)
📄 test_http_cookiejar.py(78.36 KB)
📄 test_http_cookies.py(18.71 KB)
📄 test_httplib.py(76.98 KB)
📄 test_httpservers.py(45.24 KB)
📄 test_idle.py(825 B)
📄 test_imaplib.py(38.95 KB)
📄 test_imghdr.py(4.66 KB)
📄 test_imp.py(17.73 KB)
📁 test_import
📁 test_importlib
📄 test_index.py(8.37 KB)
📄 test_inspect.py(151.79 KB)
📄 test_int.py(20.8 KB)
📄 test_int_literal.py(6.89 KB)
📄 test_io.py(163.94 KB)
📄 test_ioctl.py(3.2 KB)
📄 test_ipaddress.py(90.98 KB)
📄 test_isinstance.py(10.25 KB)
📄 test_iter.py(31.81 KB)
📄 test_iterlen.py(7.1 KB)
📄 test_itertools.py(101.41 KB)
📁 test_json
📄 test_keyword.py(1.23 KB)
📄 test_keywordonlyarg.py(6.85 KB)
📄 test_kqueue.py(8.76 KB)
📄 test_largefile.py(6.83 KB)
📄 test_lib2to3.py(101 B)
📄 test_linecache.py(7.79 KB)
📄 test_list.py(7.4 KB)
📄 test_listcomps.py(3.76 KB)
📄 test_lltrace.py(1012 B)
📄 test_locale.py(23.87 KB)
📄 test_logging.py(182.43 KB)
📄 test_long.py(53.21 KB)
📄 test_longexp.py(233 B)
📄 test_lzma.py(87.92 KB)
📄 test_mailbox.py(91.92 KB)
📄 test_mailcap.py(9.88 KB)
📄 test_marshal.py(20.57 KB)
📄 test_math.py(82.18 KB)
📄 test_memoryio.py(31.48 KB)
📄 test_memoryview.py(17.78 KB)
📄 test_metaclass.py(6.2 KB)
📄 test_mimetypes.py(12.14 KB)
📄 test_minidom.py(66.95 KB)
📄 test_mmap.py(29.04 KB)
📄 test_module.py(10.3 KB)
📄 test_modulefinder.py(12.2 KB)
📄 test_msilib.py(5.06 KB)
📄 test_multibytecodec.py(15.04 KB)
📄 test_multiprocessing_fork.py(477 B)
📄 test_multiprocessing_forkserver.py(392 B)
📄 test_multiprocessing_main_handling.py(11.45 KB)
📄 test_multiprocessing_spawn.py(277 B)
📄 test_named_expressions.py(16.51 KB)
📄 test_netrc.py(5.96 KB)
📄 test_nis.py(1.13 KB)
📄 test_nntplib.py(61.7 KB)
📄 test_normalization.py(3.66 KB)
📄 test_ntpath.py(35.08 KB)
📄 test_numeric_tower.py(7.18 KB)
📄 test_opcodes.py(3.61 KB)
📄 test_openpty.py(600 B)
📄 test_operator.py(23.54 KB)
📄 test_optparse.py(60.99 KB)
📄 test_ordered_dict.py(30.22 KB)
📄 test_os.py(150.53 KB)
📄 test_ossaudiodev.py(7.06 KB)
📄 test_osx_env.py(1.3 KB)
📄 test_parser.py(35.72 KB)
📄 test_pathlib.py(97.12 KB)
📄 test_pdb.py(55.36 KB)
📄 test_peepholer.py(19.41 KB)
📄 test_pickle.py(19.16 KB)
📄 test_picklebuffer.py(4.96 KB)
📄 test_pickletools.py(4.33 KB)
📄 test_pipes.py(6.59 KB)
📄 test_pkg.py(9.59 KB)
📄 test_pkgimport.py(2.67 KB)
📄 test_pkgutil.py(19.25 KB)
📄 test_platform.py(14.31 KB)
📄 test_plistlib.py(41.43 KB)
📄 test_poll.py(7.23 KB)
📄 test_popen.py(1.98 KB)
📄 test_poplib.py(16.97 KB)
📄 test_positional_only_arg.py(17.5 KB)
📄 test_posix.py(75.76 KB)
📄 test_posixpath.py(29.19 KB)
📄 test_pow.py(5.44 KB)
📄 test_pprint.py(43.85 KB)
📄 test_print.py(7.37 KB)
📄 test_profile.py(8.72 KB)
📄 test_property.py(8.77 KB)
📄 test_pstats.py(3.04 KB)
📄 test_pty.py(11.97 KB)
📄 test_pulldom.py(12.66 KB)
📄 test_pwd.py(4.17 KB)
📄 test_py_compile.py(10.78 KB)
📄 test_pyclbr.py(10 KB)
📄 test_pydoc.py(56.98 KB)
📄 test_pyexpat.py(26.54 KB)
📄 test_queue.py(20.36 KB)
📄 test_quopri.py(7.78 KB)
📄 test_raise.py(12.86 KB)
📄 test_random.py(45.59 KB)
📄 test_range.py(23.35 KB)
📄 test_re.py(106.41 KB)
📄 test_readline.py(12.95 KB)
📄 test_regrtest.py(46.36 KB)
📄 test_repl.py(3.96 KB)
📄 test_reprlib.py(15.12 KB)
📄 test_resource.py(7.02 KB)
📄 test_richcmp.py(11.91 KB)
📄 test_rlcompleter.py(6.3 KB)
📄 test_robotparser.py(10.69 KB)
📄 test_runpy.py(33.86 KB)
📄 test_sax.py(46.9 KB)
📄 test_sched.py(6.41 KB)
📄 test_scope.py(19.7 KB)
📄 test_script_helper.py(5.78 KB)
📄 test_secrets.py(4.28 KB)
📄 test_select.py(2.69 KB)
📄 test_selectors.py(17.79 KB)
📄 test_set.py(64.41 KB)
📄 test_setcomps.py(3.7 KB)
📄 test_shelve.py(6.24 KB)
📄 test_shlex.py(13.29 KB)
📄 test_shutil.py(101.55 KB)
📄 test_signal.py(46.62 KB)
📄 test_site.py(24.71 KB)
📄 test_slice.py(8.25 KB)
📄 test_smtpd.py(40.14 KB)
📄 test_smtplib.py(56.51 KB)
📄 test_smtpnet.py(2.87 KB)
📄 test_sndhdr.py(1.43 KB)
📄 test_socket.py(232.71 KB)
📄 test_socketserver.py(17.7 KB)
📄 test_sort.py(13.42 KB)
📄 test_source_encoding.py(7.89 KB)
📄 test_spwd.py(2.71 KB)
📄 test_sqlite.py(948 B)
📄 test_ssl.py(203.3 KB)
📄 test_startfile.py(1.29 KB)
📄 test_stat.py(8.3 KB)
📄 test_statistics.py(106.5 KB)
📄 test_strftime.py(7.54 KB)
📄 test_string.py(19.8 KB)
📄 test_string_literals.py(9.88 KB)
📄 test_stringprep.py(3.04 KB)
📄 test_strptime.py(34.42 KB)
📄 test_strtod.py(20.06 KB)
📄 test_struct.py(34.41 KB)
📄 test_structmembers.py(4.7 KB)
📄 test_structseq.py(3.87 KB)
📄 test_subclassinit.py(8.12 KB)
📄 test_subprocess.py(142.64 KB)
📄 test_sunau.py(6.07 KB)
📄 test_sundry.py(2.07 KB)
📄 test_super.py(9.6 KB)
📄 test_support.py(24.12 KB)
📄 test_symbol.py(2.06 KB)
📄 test_symtable.py(9.13 KB)
📄 test_syntax.py(25.75 KB)
📄 test_sys.py(55.24 KB)
📄 test_sys_setprofile.py(12.31 KB)
📄 test_sys_settrace.py(43.08 KB)
📄 test_sysconfig.py(17.01 KB)
📄 test_syslog.py(1.15 KB)
📄 test_tabnanny.py(13.44 KB)
📄 test_tarfile.py(98.31 KB)
📄 test_tcl.py(30.74 KB)
📄 test_telnetlib.py(12.7 KB)
📄 test_tempfile.py(52.57 KB)
📄 test_textwrap.py(38.84 KB)
📄 test_thread.py(8.41 KB)
📄 test_threaded_import.py(8.9 KB)
📄 test_threadedtempfile.py(1.85 KB)
📄 test_threading.py(47.52 KB)
📄 test_threading_local.py(6.09 KB)
📄 test_threadsignals.py(10.09 KB)
📄 test_time.py(38.43 KB)
📄 test_timeit.py(14.8 KB)
📄 test_timeout.py(11.19 KB)
📄 test_tix.py(756 B)
📄 test_tk.py(362 B)
📄 test_tokenize.py(63.18 KB)
📁 test_tools
📄 test_trace.py(19.89 KB)
📄 test_traceback.py(46.97 KB)
📄 test_tracemalloc.py(37.41 KB)
📄 test_ttk_guionly.py(746 B)
📄 test_ttk_textonly.py(299 B)
📄 test_tuple.py(18.85 KB)
📄 test_turtle.py(12.79 KB)
📄 test_type_comments.py(10.13 KB)
📄 test_typechecks.py(2.55 KB)
📄 test_types.py(58 KB)
📄 test_typing.py(122.05 KB)
📄 test_ucn.py(9.35 KB)
📄 test_unary.py(1.63 KB)
📄 test_unicode.py(129.94 KB)
📄 test_unicode_file.py(5.74 KB)
📄 test_unicode_file_functions.py(6.84 KB)
📄 test_unicode_identifiers.py(891 B)
📄 test_unicodedata.py(12.7 KB)
📄 test_unittest.py(286 B)
📄 test_univnewlines.py(3.83 KB)
📄 test_unpack.py(3.01 KB)
📄 test_unpack_ex.py(8.73 KB)
📄 test_urllib.py(71.24 KB)
📄 test_urllib2.py(76.95 KB)
📄 test_urllib2_localnet.py(24.24 KB)
📄 test_urllib2net.py(12.39 KB)
📄 test_urllib_response.py(1.69 KB)
📄 test_urllibnet.py(8.9 KB)
📄 test_urlparse.py(64.87 KB)
📄 test_userdict.py(7.64 KB)
📄 test_userlist.py(1.97 KB)
📄 test_userstring.py(2.4 KB)
📄 test_utf8_mode.py(9.22 KB)
📄 test_utf8source.py(1.15 KB)
📄 test_uu.py(8.02 KB)
📄 test_uuid.py(35.74 KB)
📄 test_venv.py(20.46 KB)
📄 test_wait3.py(1.16 KB)
📄 test_wait4.py(1.15 KB)
📁 test_warnings
📄 test_wave.py(6.57 KB)
📄 test_weakref.py(69.47 KB)
📄 test_weakset.py(15.03 KB)
📄 test_webbrowser.py(10.47 KB)
📄 test_winconsoleio.py(6.14 KB)
📄 test_winreg.py(21.38 KB)
📄 test_winsound.py(4.57 KB)
📄 test_with.py(25.78 KB)
📄 test_wsgiref.py(30.1 KB)
📄 test_xdrlib.py(2.17 KB)
📄 test_xml_dom_minicompat.py(4.18 KB)
📄 test_xml_etree.py(147.87 KB)
📄 test_xml_etree_c.py(8.06 KB)
📄 test_xmlrpc.py(55.96 KB)
📄 test_xmlrpc_net.py(1015 B)
📄 test_xxtestfuzz.py(670 B)
📄 test_yield_from.py(30.01 KB)
📄 test_zipapp.py(15.92 KB)
📄 test_zipfile.py(115.45 KB)
📄 test_zipfile64.py(5.8 KB)
📄 test_zipimport.py(29.28 KB)
📄 test_zipimport_support.py(10.44 KB)
📄 test_zlib.py(34.48 KB)
📄 testcodec.py(1.02 KB)
📄 testtar.tar(425 KB)
📄 tf_inherit_check.py(714 B)
📄 threaded_import_hangers.py(1.45 KB)
📄 time_hashlib.py(2.87 KB)
📄 tokenize_tests-latin1-coding-cookie-and-utf8-bom-sig.txt(443 B)
📄 tokenize_tests-no-coding-cookie-and-utf8-bom-sig-only.txt(302 B)
📄 tokenize_tests-utf8-coding-cookie-and-no-utf8-bom-sig.txt(421 B)
📄 tokenize_tests-utf8-coding-cookie-and-utf8-bom-sig.txt(326 B)
📄 tokenize_tests.txt(2.65 KB)
📁 tracedmodules
📄 win_console_handler.py(1.38 KB)
📁 xmltestdata
📄 xmltests.py(499 B)
📄 zip_cp437_header.zip(270 B)
📄 zipdir.zip(374 B)
📁 ziptestdata

Editing: test_types.py

# Python test set -- part 6, built-in types

from test.support import run_with_locale
import collections.abc
import inspect
import pickle
import locale
import sys
import types
import unittest.mock
import weakref

class TypesTests(unittest.TestCase):

def test_truth_values(self):
        if None: self.fail('None is true instead of false')
        if 0: self.fail('0 is true instead of false')
        if 0.0: self.fail('0.0 is true instead of false')
        if '': self.fail('\'\' is true instead of false')
        if not 1: self.fail('1 is false instead of true')
        if not 1.0: self.fail('1.0 is false instead of true')
        if not 'x': self.fail('\'x\' is false instead of true')
        if not {'x': 1}: self.fail('{\'x\': 1} is false instead of true')
        def f(): pass
        class C: pass
        x = C()
        if not f: self.fail('f is false instead of true')
        if not C: self.fail('C is false instead of true')
        if not sys: self.fail('sys is false instead of true')
        if not x: self.fail('x is false instead of true')

def test_boolean_ops(self):
        if 0 or 0: self.fail('0 or 0 is true instead of false')
        if 1 and 1: pass
        else: self.fail('1 and 1 is false instead of true')
        if not 1: self.fail('not 1 is true instead of false')

def test_comparisons(self):
        if 0 < 1 <= 1 == 1 >= 1 > 0 != 1: pass
        else: self.fail('int comparisons failed')
        if 0.0 < 1.0 <= 1.0 == 1.0 >= 1.0 > 0.0 != 1.0: pass
        else: self.fail('float comparisons failed')
        if '' < 'a' <= 'a' == 'a' < 'abc' < 'abd' < 'b': pass
        else: self.fail('string comparisons failed')
        if None is None: pass
        else: self.fail('identity test failed')

def test_float_constructor(self):
        self.assertRaises(ValueError, float, '')
        self.assertRaises(ValueError, float, '5\0')
        self.assertRaises(ValueError, float, '5_5\0')

def test_zero_division(self):
        try: 5.0 / 0.0
        except ZeroDivisionError: pass
        else: self.fail("5.0 / 0.0 didn't raise ZeroDivisionError")

try: 5.0 // 0.0
        except ZeroDivisionError: pass
        else: self.fail("5.0 // 0.0 didn't raise ZeroDivisionError")

try: 5.0 % 0.0
        except ZeroDivisionError: pass
        else: self.fail("5.0 % 0.0 didn't raise ZeroDivisionError")

try: 5 / 0
        except ZeroDivisionError: pass
        else: self.fail("5 / 0 didn't raise ZeroDivisionError")

try: 5 // 0
        except ZeroDivisionError: pass
        else: self.fail("5 // 0 didn't raise ZeroDivisionError")

try: 5 % 0
        except ZeroDivisionError: pass
        else: self.fail("5 % 0 didn't raise ZeroDivisionError")

def test_numeric_types(self):
        if 0 != 0.0 or 1 != 1.0 or -1 != -1.0:
            self.fail('int/float value not equal')
        # calling built-in types without argument must return 0
        if int() != 0: self.fail('int() does not return 0')
        if float() != 0.0: self.fail('float() does not return 0.0')
        if int(1.9) == 1 == int(1.1) and int(-1.1) == -1 == int(-1.9): pass
        else: self.fail('int() does not round properly')
        if float(1) == 1.0 and float(-1) == -1.0 and float(0) == 0.0: pass
        else: self.fail('float() does not work properly')

def test_float_to_string(self):
        def test(f, result):
            self.assertEqual(f.__format__('e'), result)
            self.assertEqual('%e' % f, result)

# test all 2 digit exponents, both with __format__ and with
        #  '%' formatting
        for i in range(-99, 100):
            test(float('1.5e'+str(i)), '1.500000e{0:+03d}'.format(i))

# test some 3 digit exponents
        self.assertEqual(1.5e100.__format__('e'), '1.500000e+100')
        self.assertEqual('%e' % 1.5e100, '1.500000e+100')

self.assertEqual(1.5e101.__format__('e'), '1.500000e+101')
        self.assertEqual('%e' % 1.5e101, '1.500000e+101')

self.assertEqual(1.5e-100.__format__('e'), '1.500000e-100')
        self.assertEqual('%e' % 1.5e-100, '1.500000e-100')

self.assertEqual(1.5e-101.__format__('e'), '1.500000e-101')
        self.assertEqual('%e' % 1.5e-101, '1.500000e-101')

self.assertEqual('%g' % 1.0, '1')
        self.assertEqual('%#g' % 1.0, '1.00000')

def test_normal_integers(self):
        # Ensure the first 256 integers are shared
        a = 256
        b = 128*2
        if a is not b: self.fail('256 is not shared')
        if 12 + 24 != 36: self.fail('int op')
        if 12 + (-24) != -12: self.fail('int op')
        if (-12) + 24 != 12: self.fail('int op')
        if (-12) + (-24) != -36: self.fail('int op')
        if not 12 < 24: self.fail('int op')
        if not -24 < -12: self.fail('int op')
        # Test for a particular bug in integer multiply
        xsize, ysize, zsize = 238, 356, 4
        if not (xsize*ysize*zsize == zsize*xsize*ysize == 338912):
            self.fail('int mul commutativity')
        # And another.
        m = -sys.maxsize - 1
        for divisor in 1, 2, 4, 8, 16, 32:
            j = m // divisor
            prod = divisor * j
            if prod != m:
                self.fail("%r * %r == %r != %r" % (divisor, j, prod, m))
            if type(prod) is not int:
                self.fail("expected type(prod) to be int, not %r" %
                                   type(prod))
        # Check for unified integral type
        for divisor in 1, 2, 4, 8, 16, 32:
            j = m // divisor - 1
            prod = divisor * j
            if type(prod) is not int:
                self.fail("expected type(%r) to be int, not %r" %
                                   (prod, type(prod)))
        # Check for unified integral type
        m = sys.maxsize
        for divisor in 1, 2, 4, 8, 16, 32:
            j = m // divisor + 1
            prod = divisor * j
            if type(prod) is not int:
                self.fail("expected type(%r) to be int, not %r" %
                                   (prod, type(prod)))

x = sys.maxsize
        self.assertIsInstance(x + 1, int,
                              "(sys.maxsize + 1) should have returned int")
        self.assertIsInstance(-x - 1, int,
                              "(-sys.maxsize - 1) should have returned int")
        self.assertIsInstance(-x - 2, int,
                              "(-sys.maxsize - 2) should have returned int")

try: 5 << -5
        except ValueError: pass
        else: self.fail('int negative shift <<')

try: 5 >> -5
        except ValueError: pass
        else: self.fail('int negative shift >>')

def test_floats(self):
        if 12.0 + 24.0 != 36.0: self.fail('float op')
        if 12.0 + (-24.0) != -12.0: self.fail('float op')
        if (-12.0) + 24.0 != 12.0: self.fail('float op')
        if (-12.0) + (-24.0) != -36.0: self.fail('float op')
        if not 12.0 < 24.0: self.fail('float op')
        if not -24.0 < -12.0: self.fail('float op')

def test_strings(self):
        if len('') != 0: self.fail('len(\'\')')
        if len('a') != 1: self.fail('len(\'a\')')
        if len('abcdef') != 6: self.fail('len(\'abcdef\')')
        if 'xyz' + 'abcde' != 'xyzabcde': self.fail('string concatenation')
        if 'xyz'*3 != 'xyzxyzxyz': self.fail('string repetition *3')
        if 0*'abcde' != '': self.fail('string repetition 0*')
        if min('abc') != 'a' or max('abc') != 'c': self.fail('min/max string')
        if 'a' in 'abc' and 'b' in 'abc' and 'c' in 'abc' and 'd' not in 'abc': pass
        else: self.fail('in/not in string')
        x = 'x'*103
        if '%s!'%x != x+'!': self.fail('nasty string formatting bug')

#extended slices for strings
        a = '0123456789'
        self.assertEqual(a[::], a)
        self.assertEqual(a[::2], '02468')
        self.assertEqual(a[1::2], '13579')
        self.assertEqual(a[::-1],'9876543210')
        self.assertEqual(a[::-2], '97531')
        self.assertEqual(a[3::-2], '31')
        self.assertEqual(a[-100:100:], a)
        self.assertEqual(a[100:-100:-1], a[::-1])
        self.assertEqual(a[-100:100:2], '02468')

def test_type_function(self):
        self.assertRaises(TypeError, type, 1, 2)
        self.assertRaises(TypeError, type, 1, 2, 3, 4)

def test_int__format__(self):
        def test(i, format_spec, result):
            # just make sure we have the unified type for integers
            assert type(i) == int
            assert type(format_spec) == str
            self.assertEqual(i.__format__(format_spec), result)

test(123456789, 'd', '123456789')
        test(123456789, 'd', '123456789')

test(1, 'c', '\01')

# sign and aligning are interdependent
        test(1, "-", '1')
        test(-1, "-", '-1')
        test(1, "-3", '  1')
        test(-1, "-3", ' -1')
        test(1, "+3", ' +1')
        test(-1, "+3", ' -1')
        test(1, " 3", '  1')
        test(-1, " 3", ' -1')
        test(1, " ", ' 1')
        test(-1, " ", '-1')

# hex
        test(3, "x", "3")
        test(3, "X", "3")
        test(1234, "x", "4d2")
        test(-1234, "x", "-4d2")
        test(1234, "8x", "     4d2")
        test(-1234, "8x", "    -4d2")
        test(1234, "x", "4d2")
        test(-1234, "x", "-4d2")
        test(-3, "x", "-3")
        test(-3, "X", "-3")
        test(int('be', 16), "x", "be")
        test(int('be', 16), "X", "BE")
        test(-int('be', 16), "x", "-be")
        test(-int('be', 16), "X", "-BE")

# octal
        test(3, "o", "3")
        test(-3, "o", "-3")
        test(65, "o", "101")
        test(-65, "o", "-101")
        test(1234, "o", "2322")
        test(-1234, "o", "-2322")
        test(1234, "-o", "2322")
        test(-1234, "-o", "-2322")
        test(1234, " o", " 2322")
        test(-1234, " o", "-2322")
        test(1234, "+o", "+2322")
        test(-1234, "+o", "-2322")

# binary
        test(3, "b", "11")
        test(-3, "b", "-11")
        test(1234, "b", "10011010010")
        test(-1234, "b", "-10011010010")
        test(1234, "-b", "10011010010")
        test(-1234, "-b", "-10011010010")
        test(1234, " b", " 10011010010")
        test(-1234, " b", "-10011010010")
        test(1234, "+b", "+10011010010")
        test(-1234, "+b", "-10011010010")

# alternate (#) formatting
        test(0, "#b", '0b0')
        test(0, "-#b", '0b0')
        test(1, "-#b", '0b1')
        test(-1, "-#b", '-0b1')
        test(-1, "-#5b", ' -0b1')
        test(1, "+#5b", ' +0b1')
        test(100, "+#b", '+0b1100100')
        test(100, "#012b", '0b0001100100')
        test(-100, "#012b", '-0b001100100')

test(0, "#o", '0o0')
        test(0, "-#o", '0o0')
        test(1, "-#o", '0o1')
        test(-1, "-#o", '-0o1')
        test(-1, "-#5o", ' -0o1')
        test(1, "+#5o", ' +0o1')
        test(100, "+#o", '+0o144')
        test(100, "#012o", '0o0000000144')
        test(-100, "#012o", '-0o000000144')

test(0, "#x", '0x0')
        test(0, "-#x", '0x0')
        test(1, "-#x", '0x1')
        test(-1, "-#x", '-0x1')
        test(-1, "-#5x", ' -0x1')
        test(1, "+#5x", ' +0x1')
        test(100, "+#x", '+0x64')
        test(100, "#012x", '0x0000000064')
        test(-100, "#012x", '-0x000000064')
        test(123456, "#012x", '0x000001e240')
        test(-123456, "#012x", '-0x00001e240')

test(0, "#X", '0X0')
        test(0, "-#X", '0X0')
        test(1, "-#X", '0X1')
        test(-1, "-#X", '-0X1')
        test(-1, "-#5X", ' -0X1')
        test(1, "+#5X", ' +0X1')
        test(100, "+#X", '+0X64')
        test(100, "#012X", '0X0000000064')
        test(-100, "#012X", '-0X000000064')
        test(123456, "#012X", '0X000001E240')
        test(-123456, "#012X", '-0X00001E240')

test(123, ',', '123')
        test(-123, ',', '-123')
        test(1234, ',', '1,234')
        test(-1234, ',', '-1,234')
        test(123456, ',', '123,456')
        test(-123456, ',', '-123,456')
        test(1234567, ',', '1,234,567')
        test(-1234567, ',', '-1,234,567')

# issue 5782, commas with no specifier type
        test(1234, '010,', '00,001,234')

# Unified type for integers
        test(10**100, 'd', '1' + '0' * 100)
        test(10**100+100, 'd', '1' + '0' * 97 + '100')

# make sure these are errors

# precision disallowed
        self.assertRaises(ValueError, 3 .__format__, "1.3")
        # sign not allowed with 'c'
        self.assertRaises(ValueError, 3 .__format__, "+c")
        # format spec must be string
        self.assertRaises(TypeError, 3 .__format__, None)
        self.assertRaises(TypeError, 3 .__format__, 0)
        # can't have ',' with 'n'
        self.assertRaises(ValueError, 3 .__format__, ",n")
        # can't have ',' with 'c'
        self.assertRaises(ValueError, 3 .__format__, ",c")
        # can't have '#' with 'c'
        self.assertRaises(ValueError, 3 .__format__, "#c")

# ensure that only int and float type specifiers work
        for format_spec in ([chr(x) for x in range(ord('a'), ord('z')+1)] +
                            [chr(x) for x in range(ord('A'), ord('Z')+1)]):
            if not format_spec in 'bcdoxXeEfFgGn%':
                self.assertRaises(ValueError, 0 .__format__, format_spec)
                self.assertRaises(ValueError, 1 .__format__, format_spec)
                self.assertRaises(ValueError, (-1) .__format__, format_spec)

# ensure that float type specifiers work; format converts
        #  the int to a float
        for format_spec in 'eEfFgG%':
            for value in [0, 1, -1, 100, -100, 1234567890, -1234567890]:
                self.assertEqual(value.__format__(format_spec),
                                 float(value).__format__(format_spec))

# Issue 6902
        test(123456, "0<20", '12345600000000000000')
        test(123456, "1<20", '12345611111111111111')
        test(123456, "*<20", '123456**************')
        test(123456, "0>20", '00000000000000123456')
        test(123456, "1>20", '11111111111111123456')
        test(123456, "*>20", '**************123456')
        test(123456, "0=20", '00000000000000123456')
        test(123456, "1=20", '11111111111111123456')
        test(123456, "*=20", '**************123456')

@run_with_locale('LC_NUMERIC', 'en_US.UTF8')
    def test_float__format__locale(self):
        # test locale support for __format__ code 'n'

for i in range(-10, 10):
            x = 1234567890.0 * (10.0 ** i)
            self.assertEqual(locale.format_string('%g', x, grouping=True), format(x, 'n'))
            self.assertEqual(locale.format_string('%.10g', x, grouping=True), format(x, '.10n'))

@run_with_locale('LC_NUMERIC', 'en_US.UTF8')
    def test_int__format__locale(self):
        # test locale support for __format__ code 'n' for integers

x = 123456789012345678901234567890
        for i in range(0, 30):
            self.assertEqual(locale.format_string('%d', x, grouping=True), format(x, 'n'))

# move to the next integer to test
            x = x // 10

rfmt = ">20n"
        lfmt = "<20n"
        cfmt = "^20n"
        for x in (1234, 12345, 123456, 1234567, 12345678, 123456789, 1234567890, 12345678900):
            self.assertEqual(len(format(0, rfmt)), len(format(x, rfmt)))
            self.assertEqual(len(format(0, lfmt)), len(format(x, lfmt)))
            self.assertEqual(len(format(0, cfmt)), len(format(x, cfmt)))

def test_float__format__(self):
        def test(f, format_spec, result):
            self.assertEqual(f.__format__(format_spec), result)
            self.assertEqual(format(f, format_spec), result)

test(0.0, 'f', '0.000000')

# the default is 'g', except for empty format spec
        test(0.0, '', '0.0')
        test(0.01, '', '0.01')
        test(0.01, 'g', '0.01')

# test for issue 3411
        test(1.23, '1', '1.23')
        test(-1.23, '1', '-1.23')
        test(1.23, '1g', '1.23')
        test(-1.23, '1g', '-1.23')

test( 1.0, ' g', ' 1')
        test(-1.0, ' g', '-1')
        test( 1.0, '+g', '+1')
        test(-1.0, '+g', '-1')
        test(1.1234e200, 'g', '1.1234e+200')
        test(1.1234e200, 'G', '1.1234E+200')

test(1.0, 'f', '1.000000')

test(-1.0, 'f', '-1.000000')

test( 1.0, ' f', ' 1.000000')
        test(-1.0, ' f', '-1.000000')
        test( 1.0, '+f', '+1.000000')
        test(-1.0, '+f', '-1.000000')

# Python versions <= 3.0 switched from 'f' to 'g' formatting for
        # values larger than 1e50.  No longer.
        f = 1.1234e90
        for fmt in 'f', 'F':
            # don't do a direct equality check, since on some
            # platforms only the first few digits of dtoa
            # will be reliable
            result = f.__format__(fmt)
            self.assertEqual(len(result), 98)
            self.assertEqual(result[-7], '.')
            self.assertIn(result[:12], ('112340000000', '112339999999'))
        f = 1.1234e200
        for fmt in 'f', 'F':
            result = f.__format__(fmt)
            self.assertEqual(len(result), 208)
            self.assertEqual(result[-7], '.')
            self.assertIn(result[:12], ('112340000000', '112339999999'))

test( 1.0, 'e', '1.000000e+00')
        test(-1.0, 'e', '-1.000000e+00')
        test( 1.0, 'E', '1.000000E+00')
        test(-1.0, 'E', '-1.000000E+00')
        test(1.1234e20, 'e', '1.123400e+20')
        test(1.1234e20, 'E', '1.123400E+20')

# No format code means use g, but must have a decimal
        # and a number after the decimal.  This is tricky, because
        # a totaly empty format specifier means something else.
        # So, just use a sign flag
        test(1e200, '+g', '+1e+200')
        test(1e200, '+', '+1e+200')

test(1.1e200, '+g', '+1.1e+200')
        test(1.1e200, '+', '+1.1e+200')

# 0 padding
        test(1234., '010f', '1234.000000')
        test(1234., '011f', '1234.000000')
        test(1234., '012f', '01234.000000')
        test(-1234., '011f', '-1234.000000')
        test(-1234., '012f', '-1234.000000')
        test(-1234., '013f', '-01234.000000')
        test(-1234.12341234, '013f', '-01234.123412')
        test(-123456.12341234, '011.2f', '-0123456.12')

# issue 5782, commas with no specifier type
        test(1.2, '010,.2', '0,000,001.2')

# 0 padding with commas
        test(1234., '011,f', '1,234.000000')
        test(1234., '012,f', '1,234.000000')
        test(1234., '013,f', '01,234.000000')
        test(-1234., '012,f', '-1,234.000000')
        test(-1234., '013,f', '-1,234.000000')
        test(-1234., '014,f', '-01,234.000000')
        test(-12345., '015,f', '-012,345.000000')
        test(-123456., '016,f', '-0,123,456.000000')
        test(-123456., '017,f', '-0,123,456.000000')
        test(-123456.12341234, '017,f', '-0,123,456.123412')
        test(-123456.12341234, '013,.2f', '-0,123,456.12')

# % formatting
        test(-1.0, '%', '-100.000000%')

# format spec must be string
        self.assertRaises(TypeError, 3.0.__format__, None)
        self.assertRaises(TypeError, 3.0.__format__, 0)

# other format specifiers shouldn't work on floats,
        #  in particular int specifiers
        for format_spec in ([chr(x) for x in range(ord('a'), ord('z')+1)] +
                            [chr(x) for x in range(ord('A'), ord('Z')+1)]):
            if not format_spec in 'eEfFgGn%':
                self.assertRaises(ValueError, format, 0.0, format_spec)
                self.assertRaises(ValueError, format, 1.0, format_spec)
                self.assertRaises(ValueError, format, -1.0, format_spec)
                self.assertRaises(ValueError, format, 1e100, format_spec)
                self.assertRaises(ValueError, format, -1e100, format_spec)
                self.assertRaises(ValueError, format, 1e-100, format_spec)
                self.assertRaises(ValueError, format, -1e-100, format_spec)

# Alternate float formatting
        test(1.0, '.0e', '1e+00')
        test(1.0, '#.0e', '1.e+00')
        test(1.0, '.0f', '1')
        test(1.0, '#.0f', '1.')
        test(1.1, 'g', '1.1')
        test(1.1, '#g', '1.10000')
        test(1.0, '.0%', '100%')
        test(1.0, '#.0%', '100.%')

# Issue 7094: Alternate formatting (specified by #)
        test(1.0, '0e',  '1.000000e+00')
        test(1.0, '#0e', '1.000000e+00')
        test(1.0, '0f',  '1.000000' )
        test(1.0, '#0f', '1.000000')
        test(1.0, '.1e',  '1.0e+00')
        test(1.0, '#.1e', '1.0e+00')
        test(1.0, '.1f',  '1.0')
        test(1.0, '#.1f', '1.0')
        test(1.0, '.1%',  '100.0%')
        test(1.0, '#.1%', '100.0%')

# Issue 6902
        test(12345.6, "0<20", '12345.60000000000000')
        test(12345.6, "1<20", '12345.61111111111111')
        test(12345.6, "*<20", '12345.6*************')
        test(12345.6, "0>20", '000000000000012345.6')
        test(12345.6, "1>20", '111111111111112345.6')
        test(12345.6, "*>20", '*************12345.6')
        test(12345.6, "0=20", '000000000000012345.6')
        test(12345.6, "1=20", '111111111111112345.6')
        test(12345.6, "*=20", '*************12345.6')

def test_format_spec_errors(self):
        # int, float, and string all share the same format spec
        # mini-language parser.

# Check that we can't ask for too many digits. This is
        # probably a CPython specific test. It tries to put the width
        # into a C long.
        self.assertRaises(ValueError, format, 0, '1'*10000 + 'd')

# Similar with the precision.
        self.assertRaises(ValueError, format, 0, '.' + '1'*10000 + 'd')

# And may as well test both.
        self.assertRaises(ValueError, format, 0, '1'*1000 + '.' + '1'*10000 + 'd')

# Make sure commas aren't allowed with various type codes
        for code in 'xXobns':
            self.assertRaises(ValueError, format, 0, ',' + code)

def test_internal_sizes(self):
        self.assertGreater(object.__basicsize__, 0)
        self.assertGreater(tuple.__itemsize__, 0)

def test_slot_wrapper_types(self):
        self.assertIsInstance(object.__init__, types.WrapperDescriptorType)
        self.assertIsInstance(object.__str__, types.WrapperDescriptorType)
        self.assertIsInstance(object.__lt__, types.WrapperDescriptorType)
        self.assertIsInstance(int.__lt__, types.WrapperDescriptorType)

def test_method_wrapper_types(self):
        self.assertIsInstance(object().__init__, types.MethodWrapperType)
        self.assertIsInstance(object().__str__, types.MethodWrapperType)
        self.assertIsInstance(object().__lt__, types.MethodWrapperType)
        self.assertIsInstance((42).__lt__, types.MethodWrapperType)

def test_method_descriptor_types(self):
        self.assertIsInstance(str.join, types.MethodDescriptorType)
        self.assertIsInstance(list.append, types.MethodDescriptorType)
        self.assertIsInstance(''.join, types.BuiltinMethodType)
        self.assertIsInstance([].append, types.BuiltinMethodType)

self.assertIsInstance(int.__dict__['from_bytes'], types.ClassMethodDescriptorType)
        self.assertIsInstance(int.from_bytes, types.BuiltinMethodType)
        self.assertIsInstance(int.__new__, types.BuiltinMethodType)

class MappingProxyTests(unittest.TestCase):
    mappingproxy = types.MappingProxyType

def test_constructor(self):
        class userdict(dict):
            pass

mapping = {'x': 1, 'y': 2}
        self.assertEqual(self.mappingproxy(mapping), mapping)
        mapping = userdict(x=1, y=2)
        self.assertEqual(self.mappingproxy(mapping), mapping)
        mapping = collections.ChainMap({'x': 1}, {'y': 2})
        self.assertEqual(self.mappingproxy(mapping), mapping)

self.assertRaises(TypeError, self.mappingproxy, 10)
        self.assertRaises(TypeError, self.mappingproxy, ("a", "tuple"))
        self.assertRaises(TypeError, self.mappingproxy, ["a", "list"])

def test_methods(self):
        attrs = set(dir(self.mappingproxy({}))) - set(dir(object()))
        self.assertEqual(attrs, {
             '__contains__',
             '__getitem__',
             '__iter__',
             '__len__',
             'copy',
             'get',
             'items',
             'keys',
             'values',
        })

def test_get(self):
        view = self.mappingproxy({'a': 'A', 'b': 'B'})
        self.assertEqual(view['a'], 'A')
        self.assertEqual(view['b'], 'B')
        self.assertRaises(KeyError, view.__getitem__, 'xxx')
        self.assertEqual(view.get('a'), 'A')
        self.assertIsNone(view.get('xxx'))
        self.assertEqual(view.get('xxx', 42), 42)

def test_missing(self):
        class dictmissing(dict):
            def __missing__(self, key):
                return "missing=%s" % key

view = self.mappingproxy(dictmissing(x=1))
        self.assertEqual(view['x'], 1)
        self.assertEqual(view['y'], 'missing=y')
        self.assertEqual(view.get('x'), 1)
        self.assertEqual(view.get('y'), None)
        self.assertEqual(view.get('y', 42), 42)
        self.assertTrue('x' in view)
        self.assertFalse('y' in view)

def test_customdict(self):
        class customdict(dict):
            def __contains__(self, key):
                if key == 'magic':
                    return True
                else:
                    return dict.__contains__(self, key)

def __iter__(self):
                return iter(('iter',))

def __len__(self):
                return 500

def copy(self):
                return 'copy'

def keys(self):
                return 'keys'

def items(self):
                return 'items'

def values(self):
                return 'values'

def __getitem__(self, key):
                return "getitem=%s" % dict.__getitem__(self, key)

def get(self, key, default=None):
                return "get=%s" % dict.get(self, key, 'default=%r' % default)

custom = customdict({'key': 'value'})
        view = self.mappingproxy(custom)
        self.assertTrue('key' in view)
        self.assertTrue('magic' in view)
        self.assertFalse('xxx' in view)
        self.assertEqual(view['key'], 'getitem=value')
        self.assertRaises(KeyError, view.__getitem__, 'xxx')
        self.assertEqual(tuple(view), ('iter',))
        self.assertEqual(len(view), 500)
        self.assertEqual(view.copy(), 'copy')
        self.assertEqual(view.get('key'), 'get=value')
        self.assertEqual(view.get('xxx'), 'get=default=None')
        self.assertEqual(view.items(), 'items')
        self.assertEqual(view.keys(), 'keys')
        self.assertEqual(view.values(), 'values')

def test_chainmap(self):
        d1 = {'x': 1}
        d2 = {'y': 2}
        mapping = collections.ChainMap(d1, d2)
        view = self.mappingproxy(mapping)
        self.assertTrue('x' in view)
        self.assertTrue('y' in view)
        self.assertFalse('z' in view)
        self.assertEqual(view['x'], 1)
        self.assertEqual(view['y'], 2)
        self.assertRaises(KeyError, view.__getitem__, 'z')
        self.assertEqual(tuple(sorted(view)), ('x', 'y'))
        self.assertEqual(len(view), 2)
        copy = view.copy()
        self.assertIsNot(copy, mapping)
        self.assertIsInstance(copy, collections.ChainMap)
        self.assertEqual(copy, mapping)
        self.assertEqual(view.get('x'), 1)
        self.assertEqual(view.get('y'), 2)
        self.assertIsNone(view.get('z'))
        self.assertEqual(tuple(sorted(view.items())), (('x', 1), ('y', 2)))
        self.assertEqual(tuple(sorted(view.keys())), ('x', 'y'))
        self.assertEqual(tuple(sorted(view.values())), (1, 2))

def test_contains(self):
        view = self.mappingproxy(dict.fromkeys('abc'))
        self.assertTrue('a' in view)
        self.assertTrue('b' in view)
        self.assertTrue('c' in view)
        self.assertFalse('xxx' in view)

def test_views(self):
        mapping = {}
        view = self.mappingproxy(mapping)
        keys = view.keys()
        values = view.values()
        items = view.items()
        self.assertEqual(list(keys), [])
        self.assertEqual(list(values), [])
        self.assertEqual(list(items), [])
        mapping['key'] = 'value'
        self.assertEqual(list(keys), ['key'])
        self.assertEqual(list(values), ['value'])
        self.assertEqual(list(items), [('key', 'value')])

def test_len(self):
        for expected in range(6):
            data = dict.fromkeys('abcde'[:expected])
            self.assertEqual(len(data), expected)
            view = self.mappingproxy(data)
            self.assertEqual(len(view), expected)

def test_iterators(self):
        keys = ('x', 'y')
        values = (1, 2)
        items = tuple(zip(keys, values))
        view = self.mappingproxy(dict(items))
        self.assertEqual(set(view), set(keys))
        self.assertEqual(set(view.keys()), set(keys))
        self.assertEqual(set(view.values()), set(values))
        self.assertEqual(set(view.items()), set(items))

def test_copy(self):
        original = {'key1': 27, 'key2': 51, 'key3': 93}
        view = self.mappingproxy(original)
        copy = view.copy()
        self.assertEqual(type(copy), dict)
        self.assertEqual(copy, original)
        original['key1'] = 70
        self.assertEqual(view['key1'], 70)
        self.assertEqual(copy['key1'], 27)

class ClassCreationTests(unittest.TestCase):

class Meta(type):
        def __init__(cls, name, bases, ns, **kw):
            super().__init__(name, bases, ns)
        @staticmethod
        def __new__(mcls, name, bases, ns, **kw):
            return super().__new__(mcls, name, bases, ns)
        @classmethod
        def __prepare__(mcls, name, bases, **kw):
            ns = super().__prepare__(name, bases)
            ns["y"] = 1
            ns.update(kw)
            return ns

def test_new_class_basics(self):
        C = types.new_class("C")
        self.assertEqual(C.__name__, "C")
        self.assertEqual(C.__bases__, (object,))

def test_new_class_subclass(self):
        C = types.new_class("C", (int,))
        self.assertTrue(issubclass(C, int))

def test_new_class_meta(self):
        Meta = self.Meta
        settings = {"metaclass": Meta, "z": 2}
        # We do this twice to make sure the passed in dict isn't mutated
        for i in range(2):
            C = types.new_class("C" + str(i), (), settings)
            self.assertIsInstance(C, Meta)
            self.assertEqual(C.y, 1)
            self.assertEqual(C.z, 2)

def test_new_class_exec_body(self):
        Meta = self.Meta
        def func(ns):
            ns["x"] = 0
        C = types.new_class("C", (), {"metaclass": Meta, "z": 2}, func)
        self.assertIsInstance(C, Meta)
        self.assertEqual(C.x, 0)
        self.assertEqual(C.y, 1)
        self.assertEqual(C.z, 2)

def test_new_class_metaclass_keywords(self):
        #Test that keywords are passed to the metaclass:
        def meta_func(name, bases, ns, **kw):
            return name, bases, ns, kw
        res = types.new_class("X",
                              (int, object),
                              dict(metaclass=meta_func, x=0))
        self.assertEqual(res, ("X", (int, object), {}, {"x": 0}))

def test_new_class_defaults(self):
        # Test defaults/keywords:
        C = types.new_class("C", (), {}, None)
        self.assertEqual(C.__name__, "C")
        self.assertEqual(C.__bases__, (object,))

def test_new_class_meta_with_base(self):
        Meta = self.Meta
        def func(ns):
            ns["x"] = 0
        C = types.new_class(name="C",
                            bases=(int,),
                            kwds=dict(metaclass=Meta, z=2),
                            exec_body=func)
        self.assertTrue(issubclass(C, int))
        self.assertIsInstance(C, Meta)
        self.assertEqual(C.x, 0)
        self.assertEqual(C.y, 1)
        self.assertEqual(C.z, 2)

def test_new_class_with_mro_entry(self):
        class A: pass
        class C:
            def __mro_entries__(self, bases):
                return (A,)
        c = C()
        D = types.new_class('D', (c,), {})
        self.assertEqual(D.__bases__, (A,))
        self.assertEqual(D.__orig_bases__, (c,))
        self.assertEqual(D.__mro__, (D, A, object))

def test_new_class_with_mro_entry_none(self):
        class A: pass
        class B: pass
        class C:
            def __mro_entries__(self, bases):
                return ()
        c = C()
        D = types.new_class('D', (A, c, B), {})
        self.assertEqual(D.__bases__, (A, B))
        self.assertEqual(D.__orig_bases__, (A, c, B))
        self.assertEqual(D.__mro__, (D, A, B, object))

def test_new_class_with_mro_entry_error(self):
        class A: pass
        class C:
            def __mro_entries__(self, bases):
                return A
        c = C()
        with self.assertRaises(TypeError):
            types.new_class('D', (c,), {})

def test_new_class_with_mro_entry_multiple(self):
        class A1: pass
        class A2: pass
        class B1: pass
        class B2: pass
        class A:
            def __mro_entries__(self, bases):
                return (A1, A2)
        class B:
            def __mro_entries__(self, bases):
                return (B1, B2)
        D = types.new_class('D', (A(), B()), {})
        self.assertEqual(D.__bases__, (A1, A2, B1, B2))

def test_new_class_with_mro_entry_multiple_2(self):
        class A1: pass
        class A2: pass
        class A3: pass
        class B1: pass
        class B2: pass
        class A:
            def __mro_entries__(self, bases):
                return (A1, A2, A3)
        class B:
            def __mro_entries__(self, bases):
                return (B1, B2)
        class C: pass
        D = types.new_class('D', (A(), C, B()), {})
        self.assertEqual(D.__bases__, (A1, A2, A3, C, B1, B2))

# Many of the following tests are derived from test_descr.py
    def test_prepare_class(self):
        # Basic test of metaclass derivation
        expected_ns = {}
        class A(type):
            def __new__(*args, **kwargs):
                return type.__new__(*args, **kwargs)

def __prepare__(*args):
                return expected_ns

B = types.new_class("B", (object,))
        C = types.new_class("C", (object,), {"metaclass": A})

# The most derived metaclass of D is A rather than type.
        meta, ns, kwds = types.prepare_class("D", (B, C), {"metaclass": type})
        self.assertIs(meta, A)
        self.assertIs(ns, expected_ns)
        self.assertEqual(len(kwds), 0)

def test_bad___prepare__(self):
        # __prepare__() must return a mapping.
        class BadMeta(type):
            @classmethod
            def __prepare__(*args):
                return None
        with self.assertRaisesRegex(TypeError,
                                    r'^BadMeta\.__prepare__ must '
                                    r'return a mapping, not NoneType$'):
            class Foo(metaclass=BadMeta):
                pass
        # Also test the case in which the metaclass is not a type.
        class BadMeta:
            @classmethod
            def __prepare__(*args):
                return None
        with self.assertRaisesRegex(TypeError,
                                    r'^<metaclass>\.__prepare__ must '
                                    r'return a mapping, not NoneType$'):
            class Bar(metaclass=BadMeta()):
                pass

def test_resolve_bases(self):
        class A: pass
        class B: pass
        class C:
            def __mro_entries__(self, bases):
                if A in bases:
                    return ()
                return (A,)
        c = C()
        self.assertEqual(types.resolve_bases(()), ())
        self.assertEqual(types.resolve_bases((c,)), (A,))
        self.assertEqual(types.resolve_bases((C,)), (C,))
        self.assertEqual(types.resolve_bases((A, C)), (A, C))
        self.assertEqual(types.resolve_bases((c, A)), (A,))
        self.assertEqual(types.resolve_bases((A, c)), (A,))
        x = (A,)
        y = (C,)
        z = (A, C)
        t = (A, C, B)
        for bases in [x, y, z, t]:
            self.assertIs(types.resolve_bases(bases), bases)

def test_metaclass_derivation(self):
        # issue1294232: correct metaclass calculation
        new_calls = []  # to check the order of __new__ calls
        class AMeta(type):
            def __new__(mcls, name, bases, ns):
                new_calls.append('AMeta')
                return super().__new__(mcls, name, bases, ns)
            @classmethod
            def __prepare__(mcls, name, bases):
                return {}

class BMeta(AMeta):
            def __new__(mcls, name, bases, ns):
                new_calls.append('BMeta')
                return super().__new__(mcls, name, bases, ns)
            @classmethod
            def __prepare__(mcls, name, bases):
                ns = super().__prepare__(name, bases)
                ns['BMeta_was_here'] = True
                return ns

A = types.new_class("A", (), {"metaclass": AMeta})
        self.assertEqual(new_calls, ['AMeta'])
        new_calls.clear()

B = types.new_class("B", (), {"metaclass": BMeta})
        # BMeta.__new__ calls AMeta.__new__ with super:
        self.assertEqual(new_calls, ['BMeta', 'AMeta'])
        new_calls.clear()

C = types.new_class("C", (A, B))
        # The most derived metaclass is BMeta:
        self.assertEqual(new_calls, ['BMeta', 'AMeta'])
        new_calls.clear()
        # BMeta.__prepare__ should've been called:
        self.assertIn('BMeta_was_here', C.__dict__)

# The order of the bases shouldn't matter:
        C2 = types.new_class("C2", (B, A))
        self.assertEqual(new_calls, ['BMeta', 'AMeta'])
        new_calls.clear()
        self.assertIn('BMeta_was_here', C2.__dict__)

# Check correct metaclass calculation when a metaclass is declared:
        D = types.new_class("D", (C,), {"metaclass": type})
        self.assertEqual(new_calls, ['BMeta', 'AMeta'])
        new_calls.clear()
        self.assertIn('BMeta_was_here', D.__dict__)

E = types.new_class("E", (C,), {"metaclass": AMeta})
        self.assertEqual(new_calls, ['BMeta', 'AMeta'])
        new_calls.clear()
        self.assertIn('BMeta_was_here', E.__dict__)

def test_metaclass_override_function(self):
        # Special case: the given metaclass isn't a class,
        # so there is no metaclass calculation.
        class A(metaclass=self.Meta):
            pass

marker = object()
        def func(*args, **kwargs):
            return marker

X = types.new_class("X", (), {"metaclass": func})
        Y = types.new_class("Y", (object,), {"metaclass": func})
        Z = types.new_class("Z", (A,), {"metaclass": func})
        self.assertIs(marker, X)
        self.assertIs(marker, Y)
        self.assertIs(marker, Z)

def test_metaclass_override_callable(self):
        # The given metaclass is a class,
        # but not a descendant of type.
        new_calls = []  # to check the order of __new__ calls
        prepare_calls = []  # to track __prepare__ calls
        class ANotMeta:
            def __new__(mcls, *args, **kwargs):
                new_calls.append('ANotMeta')
                return super().__new__(mcls)
            @classmethod
            def __prepare__(mcls, name, bases):
                prepare_calls.append('ANotMeta')
                return {}

class BNotMeta(ANotMeta):
            def __new__(mcls, *args, **kwargs):
                new_calls.append('BNotMeta')
                return super().__new__(mcls)
            @classmethod
            def __prepare__(mcls, name, bases):
                prepare_calls.append('BNotMeta')
                return super().__prepare__(name, bases)

A = types.new_class("A", (), {"metaclass": ANotMeta})
        self.assertIs(ANotMeta, type(A))
        self.assertEqual(prepare_calls, ['ANotMeta'])
        prepare_calls.clear()
        self.assertEqual(new_calls, ['ANotMeta'])
        new_calls.clear()

B = types.new_class("B", (), {"metaclass": BNotMeta})
        self.assertIs(BNotMeta, type(B))
        self.assertEqual(prepare_calls, ['BNotMeta', 'ANotMeta'])
        prepare_calls.clear()
        self.assertEqual(new_calls, ['BNotMeta', 'ANotMeta'])
        new_calls.clear()

C = types.new_class("C", (A, B))
        self.assertIs(BNotMeta, type(C))
        self.assertEqual(prepare_calls, ['BNotMeta', 'ANotMeta'])
        prepare_calls.clear()
        self.assertEqual(new_calls, ['BNotMeta', 'ANotMeta'])
        new_calls.clear()

C2 = types.new_class("C2", (B, A))
        self.assertIs(BNotMeta, type(C2))
        self.assertEqual(prepare_calls, ['BNotMeta', 'ANotMeta'])
        prepare_calls.clear()
        self.assertEqual(new_calls, ['BNotMeta', 'ANotMeta'])
        new_calls.clear()

# This is a TypeError, because of a metaclass conflict:
        # BNotMeta is neither a subclass, nor a superclass of type
        with self.assertRaises(TypeError):
            D = types.new_class("D", (C,), {"metaclass": type})

E = types.new_class("E", (C,), {"metaclass": ANotMeta})
        self.assertIs(BNotMeta, type(E))
        self.assertEqual(prepare_calls, ['BNotMeta', 'ANotMeta'])
        prepare_calls.clear()
        self.assertEqual(new_calls, ['BNotMeta', 'ANotMeta'])
        new_calls.clear()

F = types.new_class("F", (object(), C))
        self.assertIs(BNotMeta, type(F))
        self.assertEqual(prepare_calls, ['BNotMeta', 'ANotMeta'])
        prepare_calls.clear()
        self.assertEqual(new_calls, ['BNotMeta', 'ANotMeta'])
        new_calls.clear()

F2 = types.new_class("F2", (C, object()))
        self.assertIs(BNotMeta, type(F2))
        self.assertEqual(prepare_calls, ['BNotMeta', 'ANotMeta'])
        prepare_calls.clear()
        self.assertEqual(new_calls, ['BNotMeta', 'ANotMeta'])
        new_calls.clear()

# TypeError: BNotMeta is neither a
        # subclass, nor a superclass of int
        with self.assertRaises(TypeError):
            X = types.new_class("X", (C, int()))
        with self.assertRaises(TypeError):
            X = types.new_class("X", (int(), C))

def test_one_argument_type(self):
        expected_message = 'type.__new__() takes exactly 3 arguments (1 given)'

# Only type itself can use the one-argument form (#27157)
        self.assertIs(type(5), int)

class M(type):
            pass
        with self.assertRaises(TypeError) as cm:
            M(5)
        self.assertEqual(str(cm.exception), expected_message)

class N(type, metaclass=M):
            pass
        with self.assertRaises(TypeError) as cm:
            N(5)
        self.assertEqual(str(cm.exception), expected_message)

class SimpleNamespaceTests(unittest.TestCase):

def test_constructor(self):
        ns1 = types.SimpleNamespace()
        ns2 = types.SimpleNamespace(x=1, y=2)
        ns3 = types.SimpleNamespace(**dict(x=1, y=2))

with self.assertRaises(TypeError):
            types.SimpleNamespace(1, 2, 3)
        with self.assertRaises(TypeError):
            types.SimpleNamespace(**{1: 2})

self.assertEqual(len(ns1.__dict__), 0)
        self.assertEqual(vars(ns1), {})
        self.assertEqual(len(ns2.__dict__), 2)
        self.assertEqual(vars(ns2), {'y': 2, 'x': 1})
        self.assertEqual(len(ns3.__dict__), 2)
        self.assertEqual(vars(ns3), {'y': 2, 'x': 1})

def test_unbound(self):
        ns1 = vars(types.SimpleNamespace())
        ns2 = vars(types.SimpleNamespace(x=1, y=2))

self.assertEqual(ns1, {})
        self.assertEqual(ns2, {'y': 2, 'x': 1})

def test_underlying_dict(self):
        ns1 = types.SimpleNamespace()
        ns2 = types.SimpleNamespace(x=1, y=2)
        ns3 = types.SimpleNamespace(a=True, b=False)
        mapping = ns3.__dict__
        del ns3

self.assertEqual(ns1.__dict__, {})
        self.assertEqual(ns2.__dict__, {'y': 2, 'x': 1})
        self.assertEqual(mapping, dict(a=True, b=False))

def test_attrget(self):
        ns = types.SimpleNamespace(x=1, y=2, w=3)

self.assertEqual(ns.x, 1)
        self.assertEqual(ns.y, 2)
        self.assertEqual(ns.w, 3)
        with self.assertRaises(AttributeError):
            ns.z

def test_attrset(self):
        ns1 = types.SimpleNamespace()
        ns2 = types.SimpleNamespace(x=1, y=2, w=3)
        ns1.a = 'spam'
        ns1.b = 'ham'
        ns2.z = 4
        ns2.theta = None

self.assertEqual(ns1.__dict__, dict(a='spam', b='ham'))
        self.assertEqual(ns2.__dict__, dict(x=1, y=2, w=3, z=4, theta=None))

def test_attrdel(self):
        ns1 = types.SimpleNamespace()
        ns2 = types.SimpleNamespace(x=1, y=2, w=3)

with self.assertRaises(AttributeError):
            del ns1.spam
        with self.assertRaises(AttributeError):
            del ns2.spam

del ns2.y
        self.assertEqual(vars(ns2), dict(w=3, x=1))
        ns2.y = 'spam'
        self.assertEqual(vars(ns2), dict(w=3, x=1, y='spam'))
        del ns2.y
        self.assertEqual(vars(ns2), dict(w=3, x=1))

ns1.spam = 5
        self.assertEqual(vars(ns1), dict(spam=5))
        del ns1.spam
        self.assertEqual(vars(ns1), {})

def test_repr(self):
        ns1 = types.SimpleNamespace(x=1, y=2, w=3)
        ns2 = types.SimpleNamespace()
        ns2.x = "spam"
        ns2._y = 5
        name = "namespace"

self.assertEqual(repr(ns1), "{name}(w=3, x=1, y=2)".format(name=name))
        self.assertEqual(repr(ns2), "{name}(_y=5, x='spam')".format(name=name))

def test_equal(self):
        ns1 = types.SimpleNamespace(x=1)
        ns2 = types.SimpleNamespace()
        ns2.x = 1

self.assertEqual(types.SimpleNamespace(), types.SimpleNamespace())
        self.assertEqual(ns1, ns2)
        self.assertNotEqual(ns2, types.SimpleNamespace())

def test_nested(self):
        ns1 = types.SimpleNamespace(a=1, b=2)
        ns2 = types.SimpleNamespace()
        ns3 = types.SimpleNamespace(x=ns1)
        ns2.spam = ns1
        ns2.ham = '?'
        ns2.spam = ns3

self.assertEqual(vars(ns1), dict(a=1, b=2))
        self.assertEqual(vars(ns2), dict(spam=ns3, ham='?'))
        self.assertEqual(ns2.spam, ns3)
        self.assertEqual(vars(ns3), dict(x=ns1))
        self.assertEqual(ns3.x.a, 1)

def test_recursive(self):
        ns1 = types.SimpleNamespace(c='cookie')
        ns2 = types.SimpleNamespace()
        ns3 = types.SimpleNamespace(x=1)
        ns1.spam = ns1
        ns2.spam = ns3
        ns3.spam = ns2

self.assertEqual(ns1.spam, ns1)
        self.assertEqual(ns1.spam.spam, ns1)
        self.assertEqual(ns1.spam.spam, ns1.spam)
        self.assertEqual(ns2.spam, ns3)
        self.assertEqual(ns3.spam, ns2)
        self.assertEqual(ns2.spam.spam, ns2)

def test_recursive_repr(self):
        ns1 = types.SimpleNamespace(c='cookie')
        ns2 = types.SimpleNamespace()
        ns3 = types.SimpleNamespace(x=1)
        ns1.spam = ns1
        ns2.spam = ns3
        ns3.spam = ns2
        name = "namespace"
        repr1 = "{name}(c='cookie', spam={name}(...))".format(name=name)
        repr2 = "{name}(spam={name}(spam={name}(...), x=1))".format(name=name)

self.assertEqual(repr(ns1), repr1)
        self.assertEqual(repr(ns2), repr2)

def test_as_dict(self):
        ns = types.SimpleNamespace(spam='spamspamspam')

with self.assertRaises(TypeError):
            len(ns)
        with self.assertRaises(TypeError):
            iter(ns)
        with self.assertRaises(TypeError):
            'spam' in ns
        with self.assertRaises(TypeError):
            ns['spam']

def test_subclass(self):
        class Spam(types.SimpleNamespace):
            pass

spam = Spam(ham=8, eggs=9)

self.assertIs(type(spam), Spam)
        self.assertEqual(vars(spam), {'ham': 8, 'eggs': 9})

def test_pickle(self):
        ns = types.SimpleNamespace(breakfast="spam", lunch="spam")

for protocol in range(pickle.HIGHEST_PROTOCOL + 1):
            pname = "protocol {}".format(protocol)
            try:
                ns_pickled = pickle.dumps(ns, protocol)
            except TypeError as e:
                raise TypeError(pname) from e
            ns_roundtrip = pickle.loads(ns_pickled)

self.assertEqual(ns, ns_roundtrip, pname)

def test_fake_namespace_compare(self):
        # Issue #24257: Incorrect use of PyObject_IsInstance() caused
        # SystemError.
        class FakeSimpleNamespace(str):
            __class__ = types.SimpleNamespace
        self.assertFalse(types.SimpleNamespace() == FakeSimpleNamespace())
        self.assertTrue(types.SimpleNamespace() != FakeSimpleNamespace())
        with self.assertRaises(TypeError):
            types.SimpleNamespace() < FakeSimpleNamespace()
        with self.assertRaises(TypeError):
            types.SimpleNamespace() <= FakeSimpleNamespace()
        with self.assertRaises(TypeError):
            types.SimpleNamespace() > FakeSimpleNamespace()
        with self.assertRaises(TypeError):
            types.SimpleNamespace() >= FakeSimpleNamespace()

class CoroutineTests(unittest.TestCase):
    def test_wrong_args(self):
        samples = [None, 1, object()]
        for sample in samples:
            with self.assertRaisesRegex(TypeError,
                                        'types.coroutine.*expects a callable'):
                types.coroutine(sample)

def test_non_gen_values(self):
        @types.coroutine
        def foo():
            return 'spam'
        self.assertEqual(foo(), 'spam')

class Awaitable:
            def __await__(self):
                return ()
        aw = Awaitable()
        @types.coroutine
        def foo():
            return aw
        self.assertIs(aw, foo())

# decorate foo second time
        foo = types.coroutine(foo)
        self.assertIs(aw, foo())

def test_async_def(self):
        # Test that types.coroutine passes 'async def' coroutines
        # without modification

async def foo(): pass
        foo_code = foo.__code__
        foo_flags = foo.__code__.co_flags
        decorated_foo = types.coroutine(foo)
        self.assertIs(foo, decorated_foo)
        self.assertEqual(foo.__code__.co_flags, foo_flags)
        self.assertIs(decorated_foo.__code__, foo_code)

foo_coro = foo()
        def bar(): return foo_coro
        for _ in range(2):
            bar = types.coroutine(bar)
            coro = bar()
            self.assertIs(foo_coro, coro)
            self.assertEqual(coro.cr_code.co_flags, foo_flags)
            coro.close()

def test_duck_coro(self):
        class CoroLike:
            def send(self): pass
            def throw(self): pass
            def close(self): pass
            def __await__(self): return self

coro = CoroLike()
        @types.coroutine
        def foo():
            return coro
        self.assertIs(foo(), coro)
        self.assertIs(foo().__await__(), coro)

def test_duck_corogen(self):
        class CoroGenLike:
            def send(self): pass
            def throw(self): pass
            def close(self): pass
            def __await__(self): return self
            def __iter__(self): return self
            def __next__(self): pass

coro = CoroGenLike()
        @types.coroutine
        def foo():
            return coro
        self.assertIs(foo(), coro)
        self.assertIs(foo().__await__(), coro)

def test_duck_gen(self):
        class GenLike:
            def send(self): pass
            def throw(self): pass
            def close(self): pass
            def __iter__(self): pass
            def __next__(self): pass

# Setup generator mock object
        gen = unittest.mock.MagicMock(GenLike)
        gen.__iter__ = lambda gen: gen
        gen.__name__ = 'gen'
        gen.__qualname__ = 'test.gen'
        self.assertIsInstance(gen, collections.abc.Generator)
        self.assertIs(gen, iter(gen))

@types.coroutine
        def foo(): return gen

wrapper = foo()
        self.assertIsInstance(wrapper, types._GeneratorWrapper)
        self.assertIs(wrapper.__await__(), wrapper)
        # Wrapper proxies duck generators completely:
        self.assertIs(iter(wrapper), wrapper)

self.assertIsInstance(wrapper, collections.abc.Coroutine)
        self.assertIsInstance(wrapper, collections.abc.Awaitable)

self.assertIs(wrapper.__qualname__, gen.__qualname__)
        self.assertIs(wrapper.__name__, gen.__name__)

# Test AttributeErrors
        for name in {'gi_running', 'gi_frame', 'gi_code', 'gi_yieldfrom',
                     'cr_running', 'cr_frame', 'cr_code', 'cr_await'}:
            with self.assertRaises(AttributeError):
                getattr(wrapper, name)

# Test attributes pass-through
        gen.gi_running = object()
        gen.gi_frame = object()
        gen.gi_code = object()
        gen.gi_yieldfrom = object()
        self.assertIs(wrapper.gi_running, gen.gi_running)
        self.assertIs(wrapper.gi_frame, gen.gi_frame)
        self.assertIs(wrapper.gi_code, gen.gi_code)
        self.assertIs(wrapper.gi_yieldfrom, gen.gi_yieldfrom)
        self.assertIs(wrapper.cr_running, gen.gi_running)
        self.assertIs(wrapper.cr_frame, gen.gi_frame)
        self.assertIs(wrapper.cr_code, gen.gi_code)
        self.assertIs(wrapper.cr_await, gen.gi_yieldfrom)

wrapper.close()
        gen.close.assert_called_once_with()

wrapper.send(1)
        gen.send.assert_called_once_with(1)
        gen.reset_mock()

next(wrapper)
        gen.__next__.assert_called_once_with()
        gen.reset_mock()

wrapper.throw(1, 2, 3)
        gen.throw.assert_called_once_with(1, 2, 3)
        gen.reset_mock()

wrapper.throw(1, 2)
        gen.throw.assert_called_once_with(1, 2)
        gen.reset_mock()

wrapper.throw(1)
        gen.throw.assert_called_once_with(1)
        gen.reset_mock()

# Test exceptions propagation
        error = Exception()
        gen.throw.side_effect = error
        try:
            wrapper.throw(1)
        except Exception as ex:
            self.assertIs(ex, error)
        else:
            self.fail('wrapper did not propagate an exception')

# Test invalid args
        gen.reset_mock()
        with self.assertRaises(TypeError):
            wrapper.throw()
        self.assertFalse(gen.throw.called)
        with self.assertRaises(TypeError):
            wrapper.close(1)
        self.assertFalse(gen.close.called)
        with self.assertRaises(TypeError):
            wrapper.send()
        self.assertFalse(gen.send.called)

# Test that we do not double wrap
        @types.coroutine
        def bar(): return wrapper
        self.assertIs(wrapper, bar())

# Test weakrefs support
        ref = weakref.ref(wrapper)
        self.assertIs(ref(), wrapper)

def test_duck_functional_gen(self):
        class Generator:
            """Emulates the following generator (very clumsy):

def gen(fut):
                  result = yield fut
                  return result * 2
            """
            def __init__(self, fut):
                self._i = 0
                self._fut = fut
            def __iter__(self):
                return self
            def __next__(self):
                return self.send(None)
            def send(self, v):
                try:
                    if self._i == 0:
                        assert v is None
                        return self._fut
                    if self._i == 1:
                        raise StopIteration(v * 2)
                    if self._i > 1:
                        raise StopIteration
                finally:
                    self._i += 1
            def throw(self, tp, *exc):
                self._i = 100
                if tp is not GeneratorExit:
                    raise tp
            def close(self):
                self.throw(GeneratorExit)

@types.coroutine
        def foo(): return Generator('spam')

wrapper = foo()
        self.assertIsInstance(wrapper, types._GeneratorWrapper)

async def corofunc():
            return await foo() + 100
        coro = corofunc()

self.assertEqual(coro.send(None), 'spam')
        try:
            coro.send(20)
        except StopIteration as ex:
            self.assertEqual(ex.args[0], 140)
        else:
            self.fail('StopIteration was expected')

def test_gen(self):
        def gen_func():
            yield 1
            return (yield 2)
        gen = gen_func()
        @types.coroutine
        def foo(): return gen
        wrapper = foo()
        self.assertIsInstance(wrapper, types._GeneratorWrapper)
        self.assertIs(wrapper.__await__(), gen)

for name in ('__name__', '__qualname__', 'gi_code',
                     'gi_running', 'gi_frame'):
            self.assertIs(getattr(foo(), name),
                          getattr(gen, name))
        self.assertIs(foo().cr_code, gen.gi_code)

self.assertEqual(next(wrapper), 1)
        self.assertEqual(wrapper.send(None), 2)
        with self.assertRaisesRegex(StopIteration, 'spam'):
            wrapper.send('spam')

gen = gen_func()
        wrapper = foo()
        wrapper.send(None)
        with self.assertRaisesRegex(Exception, 'ham'):
            wrapper.throw(Exception, Exception('ham'))

# decorate foo second time
        foo = types.coroutine(foo)
        self.assertIs(foo().__await__(), gen)

def test_returning_itercoro(self):
        @types.coroutine
        def gen():
            yield

gencoro = gen()

@types.coroutine
        def foo():
            return gencoro

self.assertIs(foo(), gencoro)

# decorate foo second time
        foo = types.coroutine(foo)
        self.assertIs(foo(), gencoro)

def test_genfunc(self):
        def gen(): yield
        self.assertIs(types.coroutine(gen), gen)
        self.assertIs(types.coroutine(types.coroutine(gen)), gen)

self.assertTrue(gen.__code__.co_flags & inspect.CO_ITERABLE_COROUTINE)
        self.assertFalse(gen.__code__.co_flags & inspect.CO_COROUTINE)

g = gen()
        self.assertTrue(g.gi_code.co_flags & inspect.CO_ITERABLE_COROUTINE)
        self.assertFalse(g.gi_code.co_flags & inspect.CO_COROUTINE)

self.assertIs(types.coroutine(gen), gen)

def test_wrapper_object(self):
        def gen():
            yield
        @types.coroutine
        def coro():
            return gen()

wrapper = coro()
        self.assertIn('GeneratorWrapper', repr(wrapper))
        self.assertEqual(repr(wrapper), str(wrapper))
        self.assertTrue(set(dir(wrapper)).issuperset({
            '__await__', '__iter__', '__next__', 'cr_code', 'cr_running',
            'cr_frame', 'gi_code', 'gi_frame', 'gi_running', 'send',
            'close', 'throw'}))

if __name__ == '__main__':
    unittest.main()

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