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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_tracemalloc.py

import contextlib
import os
import sys
import tracemalloc
import unittest
from unittest.mock import patch
from test.support.script_helper import (assert_python_ok, assert_python_failure,
                                        interpreter_requires_environment)
from test import support

try:
    import _testcapi
except ImportError:
    _testcapi = None

EMPTY_STRING_SIZE = sys.getsizeof(b'')
INVALID_NFRAME = (-1, 2**30)

def get_frames(nframe, lineno_delta):
    frames = []
    frame = sys._getframe(1)
    for index in range(nframe):
        code = frame.f_code
        lineno = frame.f_lineno + lineno_delta
        frames.append((code.co_filename, lineno))
        lineno_delta = 0
        frame = frame.f_back
        if frame is None:
            break
    return tuple(frames)

def allocate_bytes(size):
    nframe = tracemalloc.get_traceback_limit()
    bytes_len = (size - EMPTY_STRING_SIZE)
    frames = get_frames(nframe, 1)
    data = b'x' * bytes_len
    return data, tracemalloc.Traceback(frames)

def create_snapshots():
    traceback_limit = 2

# _tracemalloc._get_traces() returns a list of (domain, size,
    # traceback_frames) tuples. traceback_frames is a tuple of (filename,
    # line_number) tuples.
    raw_traces = [
        (0, 10, (('a.py', 2), ('b.py', 4))),
        (0, 10, (('a.py', 2), ('b.py', 4))),
        (0, 10, (('a.py', 2), ('b.py', 4))),

(1, 2, (('a.py', 5), ('b.py', 4))),

(2, 66, (('b.py', 1),)),

(3, 7, (('<unknown>', 0),)),
    ]
    snapshot = tracemalloc.Snapshot(raw_traces, traceback_limit)

raw_traces2 = [
        (0, 10, (('a.py', 2), ('b.py', 4))),
        (0, 10, (('a.py', 2), ('b.py', 4))),
        (0, 10, (('a.py', 2), ('b.py', 4))),

(2, 2, (('a.py', 5), ('b.py', 4))),
        (2, 5000, (('a.py', 5), ('b.py', 4))),

(4, 400, (('c.py', 578),)),
    ]
    snapshot2 = tracemalloc.Snapshot(raw_traces2, traceback_limit)

return (snapshot, snapshot2)

def frame(filename, lineno):
    return tracemalloc._Frame((filename, lineno))

def traceback(*frames):
    return tracemalloc.Traceback(frames)

def traceback_lineno(filename, lineno):
    return traceback((filename, lineno))

def traceback_filename(filename):
    return traceback_lineno(filename, 0)

class TestTracemallocEnabled(unittest.TestCase):
    def setUp(self):
        if tracemalloc.is_tracing():
            self.skipTest("tracemalloc must be stopped before the test")

tracemalloc.start(1)

def tearDown(self):
        tracemalloc.stop()

def test_get_tracemalloc_memory(self):
        data = [allocate_bytes(123) for count in range(1000)]
        size = tracemalloc.get_tracemalloc_memory()
        self.assertGreaterEqual(size, 0)

tracemalloc.clear_traces()
        size2 = tracemalloc.get_tracemalloc_memory()
        self.assertGreaterEqual(size2, 0)
        self.assertLessEqual(size2, size)

def test_get_object_traceback(self):
        tracemalloc.clear_traces()
        obj_size = 12345
        obj, obj_traceback = allocate_bytes(obj_size)
        traceback = tracemalloc.get_object_traceback(obj)
        self.assertEqual(traceback, obj_traceback)

def test_new_reference(self):
        tracemalloc.clear_traces()
        # gc.collect() indirectly calls PyList_ClearFreeList()
        support.gc_collect()

# Create a list and "destroy it": put it in the PyListObject free list
        obj = []
        obj = None

# Create a list which should reuse the previously created empty list
        obj = []

nframe = tracemalloc.get_traceback_limit()
        frames = get_frames(nframe, -3)
        obj_traceback = tracemalloc.Traceback(frames)

traceback = tracemalloc.get_object_traceback(obj)
        self.assertIsNotNone(traceback)
        self.assertEqual(traceback, obj_traceback)

def test_set_traceback_limit(self):
        obj_size = 10

tracemalloc.stop()
        self.assertRaises(ValueError, tracemalloc.start, -1)

tracemalloc.stop()
        tracemalloc.start(10)
        obj2, obj2_traceback = allocate_bytes(obj_size)
        traceback = tracemalloc.get_object_traceback(obj2)
        self.assertEqual(len(traceback), 10)
        self.assertEqual(traceback, obj2_traceback)

tracemalloc.stop()
        tracemalloc.start(1)
        obj, obj_traceback = allocate_bytes(obj_size)
        traceback = tracemalloc.get_object_traceback(obj)
        self.assertEqual(len(traceback), 1)
        self.assertEqual(traceback, obj_traceback)

def find_trace(self, traces, traceback):
        for trace in traces:
            if trace[2] == traceback._frames:
                return trace

self.fail("trace not found")

def test_get_traces(self):
        tracemalloc.clear_traces()
        obj_size = 12345
        obj, obj_traceback = allocate_bytes(obj_size)

traces = tracemalloc._get_traces()
        trace = self.find_trace(traces, obj_traceback)

self.assertIsInstance(trace, tuple)
        domain, size, traceback = trace
        self.assertEqual(size, obj_size)
        self.assertEqual(traceback, obj_traceback._frames)

tracemalloc.stop()
        self.assertEqual(tracemalloc._get_traces(), [])

def test_get_traces_intern_traceback(self):
        # dummy wrappers to get more useful and identical frames in the traceback
        def allocate_bytes2(size):
            return allocate_bytes(size)
        def allocate_bytes3(size):
            return allocate_bytes2(size)
        def allocate_bytes4(size):
            return allocate_bytes3(size)

# Ensure that two identical tracebacks are not duplicated
        tracemalloc.stop()
        tracemalloc.start(4)
        obj_size = 123
        obj1, obj1_traceback = allocate_bytes4(obj_size)
        obj2, obj2_traceback = allocate_bytes4(obj_size)

traces = tracemalloc._get_traces()

obj1_traceback._frames = tuple(reversed(obj1_traceback._frames))
        obj2_traceback._frames = tuple(reversed(obj2_traceback._frames))

trace1 = self.find_trace(traces, obj1_traceback)
        trace2 = self.find_trace(traces, obj2_traceback)
        domain1, size1, traceback1 = trace1
        domain2, size2, traceback2 = trace2
        self.assertIs(traceback2, traceback1)

def test_get_traced_memory(self):
        # Python allocates some internals objects, so the test must tolerate
        # a small difference between the expected size and the real usage
        max_error = 2048

# allocate one object
        obj_size = 1024 * 1024
        tracemalloc.clear_traces()
        obj, obj_traceback = allocate_bytes(obj_size)
        size, peak_size = tracemalloc.get_traced_memory()
        self.assertGreaterEqual(size, obj_size)
        self.assertGreaterEqual(peak_size, size)

self.assertLessEqual(size - obj_size, max_error)
        self.assertLessEqual(peak_size - size, max_error)

# destroy the object
        obj = None
        size2, peak_size2 = tracemalloc.get_traced_memory()
        self.assertLess(size2, size)
        self.assertGreaterEqual(size - size2, obj_size - max_error)
        self.assertGreaterEqual(peak_size2, peak_size)

# clear_traces() must reset traced memory counters
        tracemalloc.clear_traces()
        self.assertEqual(tracemalloc.get_traced_memory(), (0, 0))

# allocate another object
        obj, obj_traceback = allocate_bytes(obj_size)
        size, peak_size = tracemalloc.get_traced_memory()
        self.assertGreaterEqual(size, obj_size)

# stop() also resets traced memory counters
        tracemalloc.stop()
        self.assertEqual(tracemalloc.get_traced_memory(), (0, 0))

def test_clear_traces(self):
        obj, obj_traceback = allocate_bytes(123)
        traceback = tracemalloc.get_object_traceback(obj)
        self.assertIsNotNone(traceback)

tracemalloc.clear_traces()
        traceback2 = tracemalloc.get_object_traceback(obj)
        self.assertIsNone(traceback2)

def test_is_tracing(self):
        tracemalloc.stop()
        self.assertFalse(tracemalloc.is_tracing())

tracemalloc.start()
        self.assertTrue(tracemalloc.is_tracing())

def test_snapshot(self):
        obj, source = allocate_bytes(123)

# take a snapshot
        snapshot = tracemalloc.take_snapshot()

# write on disk
        snapshot.dump(support.TESTFN)
        self.addCleanup(support.unlink, support.TESTFN)

# load from disk
        snapshot2 = tracemalloc.Snapshot.load(support.TESTFN)
        self.assertEqual(snapshot2.traces, snapshot.traces)

# tracemalloc must be tracing memory allocations to take a snapshot
        tracemalloc.stop()
        with self.assertRaises(RuntimeError) as cm:
            tracemalloc.take_snapshot()
        self.assertEqual(str(cm.exception),
                         "the tracemalloc module must be tracing memory "
                         "allocations to take a snapshot")

def test_snapshot_save_attr(self):
        # take a snapshot with a new attribute
        snapshot = tracemalloc.take_snapshot()
        snapshot.test_attr = "new"
        snapshot.dump(support.TESTFN)
        self.addCleanup(support.unlink, support.TESTFN)

# load() should recreate the attribute
        snapshot2 = tracemalloc.Snapshot.load(support.TESTFN)
        self.assertEqual(snapshot2.test_attr, "new")

def fork_child(self):
        if not tracemalloc.is_tracing():
            return 2

obj_size = 12345
        obj, obj_traceback = allocate_bytes(obj_size)
        traceback = tracemalloc.get_object_traceback(obj)
        if traceback is None:
            return 3

# everything is fine
        return 0

@unittest.skipUnless(hasattr(os, 'fork'), 'need os.fork()')
    def test_fork(self):
        # check that tracemalloc is still working after fork
        pid = os.fork()
        if not pid:
            # child
            exitcode = 1
            try:
                exitcode = self.fork_child()
            finally:
                os._exit(exitcode)
        else:
            pid2, status = os.waitpid(pid, 0)
            self.assertTrue(os.WIFEXITED(status))
            exitcode = os.WEXITSTATUS(status)
            self.assertEqual(exitcode, 0)

class TestSnapshot(unittest.TestCase):
    maxDiff = 4000

def test_create_snapshot(self):
        raw_traces = [(0, 5, (('a.py', 2),))]

with contextlib.ExitStack() as stack:
            stack.enter_context(patch.object(tracemalloc, 'is_tracing',
                                             return_value=True))
            stack.enter_context(patch.object(tracemalloc, 'get_traceback_limit',
                                             return_value=5))
            stack.enter_context(patch.object(tracemalloc, '_get_traces',
                                             return_value=raw_traces))

snapshot = tracemalloc.take_snapshot()
            self.assertEqual(snapshot.traceback_limit, 5)
            self.assertEqual(len(snapshot.traces), 1)
            trace = snapshot.traces[0]
            self.assertEqual(trace.size, 5)
            self.assertEqual(len(trace.traceback), 1)
            self.assertEqual(trace.traceback[0].filename, 'a.py')
            self.assertEqual(trace.traceback[0].lineno, 2)

def test_filter_traces(self):
        snapshot, snapshot2 = create_snapshots()
        filter1 = tracemalloc.Filter(False, "b.py")
        filter2 = tracemalloc.Filter(True, "a.py", 2)
        filter3 = tracemalloc.Filter(True, "a.py", 5)

original_traces = list(snapshot.traces._traces)

# exclude b.py
        snapshot3 = snapshot.filter_traces((filter1,))
        self.assertEqual(snapshot3.traces._traces, [
            (0, 10, (('a.py', 2), ('b.py', 4))),
            (0, 10, (('a.py', 2), ('b.py', 4))),
            (0, 10, (('a.py', 2), ('b.py', 4))),
            (1, 2, (('a.py', 5), ('b.py', 4))),
            (3, 7, (('<unknown>', 0),)),
        ])

# filter_traces() must not touch the original snapshot
        self.assertEqual(snapshot.traces._traces, original_traces)

# only include two lines of a.py
        snapshot4 = snapshot3.filter_traces((filter2, filter3))
        self.assertEqual(snapshot4.traces._traces, [
            (0, 10, (('a.py', 2), ('b.py', 4))),
            (0, 10, (('a.py', 2), ('b.py', 4))),
            (0, 10, (('a.py', 2), ('b.py', 4))),
            (1, 2, (('a.py', 5), ('b.py', 4))),
        ])

# No filter: just duplicate the snapshot
        snapshot5 = snapshot.filter_traces(())
        self.assertIsNot(snapshot5, snapshot)
        self.assertIsNot(snapshot5.traces, snapshot.traces)
        self.assertEqual(snapshot5.traces, snapshot.traces)

self.assertRaises(TypeError, snapshot.filter_traces, filter1)

def test_filter_traces_domain(self):
        snapshot, snapshot2 = create_snapshots()
        filter1 = tracemalloc.Filter(False, "a.py", domain=1)
        filter2 = tracemalloc.Filter(True, "a.py", domain=1)

original_traces = list(snapshot.traces._traces)

# exclude a.py of domain 1
        snapshot3 = snapshot.filter_traces((filter1,))
        self.assertEqual(snapshot3.traces._traces, [
            (0, 10, (('a.py', 2), ('b.py', 4))),
            (0, 10, (('a.py', 2), ('b.py', 4))),
            (0, 10, (('a.py', 2), ('b.py', 4))),
            (2, 66, (('b.py', 1),)),
            (3, 7, (('<unknown>', 0),)),
        ])

# include domain 1
        snapshot3 = snapshot.filter_traces((filter1,))
        self.assertEqual(snapshot3.traces._traces, [
            (0, 10, (('a.py', 2), ('b.py', 4))),
            (0, 10, (('a.py', 2), ('b.py', 4))),
            (0, 10, (('a.py', 2), ('b.py', 4))),
            (2, 66, (('b.py', 1),)),
            (3, 7, (('<unknown>', 0),)),
        ])

def test_filter_traces_domain_filter(self):
        snapshot, snapshot2 = create_snapshots()
        filter1 = tracemalloc.DomainFilter(False, domain=3)
        filter2 = tracemalloc.DomainFilter(True, domain=3)

# exclude domain 2
        snapshot3 = snapshot.filter_traces((filter1,))
        self.assertEqual(snapshot3.traces._traces, [
            (0, 10, (('a.py', 2), ('b.py', 4))),
            (0, 10, (('a.py', 2), ('b.py', 4))),
            (0, 10, (('a.py', 2), ('b.py', 4))),
            (1, 2, (('a.py', 5), ('b.py', 4))),
            (2, 66, (('b.py', 1),)),
        ])

# include domain 2
        snapshot3 = snapshot.filter_traces((filter2,))
        self.assertEqual(snapshot3.traces._traces, [
            (3, 7, (('<unknown>', 0),)),
        ])

def test_snapshot_group_by_line(self):
        snapshot, snapshot2 = create_snapshots()
        tb_0 = traceback_lineno('<unknown>', 0)
        tb_a_2 = traceback_lineno('a.py', 2)
        tb_a_5 = traceback_lineno('a.py', 5)
        tb_b_1 = traceback_lineno('b.py', 1)
        tb_c_578 = traceback_lineno('c.py', 578)

# stats per file and line
        stats1 = snapshot.statistics('lineno')
        self.assertEqual(stats1, [
            tracemalloc.Statistic(tb_b_1, 66, 1),
            tracemalloc.Statistic(tb_a_2, 30, 3),
            tracemalloc.Statistic(tb_0, 7, 1),
            tracemalloc.Statistic(tb_a_5, 2, 1),
        ])

# stats per file and line (2)
        stats2 = snapshot2.statistics('lineno')
        self.assertEqual(stats2, [
            tracemalloc.Statistic(tb_a_5, 5002, 2),
            tracemalloc.Statistic(tb_c_578, 400, 1),
            tracemalloc.Statistic(tb_a_2, 30, 3),
        ])

# stats diff per file and line
        statistics = snapshot2.compare_to(snapshot, 'lineno')
        self.assertEqual(statistics, [
            tracemalloc.StatisticDiff(tb_a_5, 5002, 5000, 2, 1),
            tracemalloc.StatisticDiff(tb_c_578, 400, 400, 1, 1),
            tracemalloc.StatisticDiff(tb_b_1, 0, -66, 0, -1),
            tracemalloc.StatisticDiff(tb_0, 0, -7, 0, -1),
            tracemalloc.StatisticDiff(tb_a_2, 30, 0, 3, 0),
        ])

def test_snapshot_group_by_file(self):
        snapshot, snapshot2 = create_snapshots()
        tb_0 = traceback_filename('<unknown>')
        tb_a = traceback_filename('a.py')
        tb_b = traceback_filename('b.py')
        tb_c = traceback_filename('c.py')

# stats per file
        stats1 = snapshot.statistics('filename')
        self.assertEqual(stats1, [
            tracemalloc.Statistic(tb_b, 66, 1),
            tracemalloc.Statistic(tb_a, 32, 4),
            tracemalloc.Statistic(tb_0, 7, 1),
        ])

# stats per file (2)
        stats2 = snapshot2.statistics('filename')
        self.assertEqual(stats2, [
            tracemalloc.Statistic(tb_a, 5032, 5),
            tracemalloc.Statistic(tb_c, 400, 1),
        ])

# stats diff per file
        diff = snapshot2.compare_to(snapshot, 'filename')
        self.assertEqual(diff, [
            tracemalloc.StatisticDiff(tb_a, 5032, 5000, 5, 1),
            tracemalloc.StatisticDiff(tb_c, 400, 400, 1, 1),
            tracemalloc.StatisticDiff(tb_b, 0, -66, 0, -1),
            tracemalloc.StatisticDiff(tb_0, 0, -7, 0, -1),
        ])

def test_snapshot_group_by_traceback(self):
        snapshot, snapshot2 = create_snapshots()

# stats per file
        tb1 = traceback(('a.py', 2), ('b.py', 4))
        tb2 = traceback(('a.py', 5), ('b.py', 4))
        tb3 = traceback(('b.py', 1))
        tb4 = traceback(('<unknown>', 0))
        stats1 = snapshot.statistics('traceback')
        self.assertEqual(stats1, [
            tracemalloc.Statistic(tb3, 66, 1),
            tracemalloc.Statistic(tb1, 30, 3),
            tracemalloc.Statistic(tb4, 7, 1),
            tracemalloc.Statistic(tb2, 2, 1),
        ])

# stats per file (2)
        tb5 = traceback(('c.py', 578))
        stats2 = snapshot2.statistics('traceback')
        self.assertEqual(stats2, [
            tracemalloc.Statistic(tb2, 5002, 2),
            tracemalloc.Statistic(tb5, 400, 1),
            tracemalloc.Statistic(tb1, 30, 3),
        ])

# stats diff per file
        diff = snapshot2.compare_to(snapshot, 'traceback')
        self.assertEqual(diff, [
            tracemalloc.StatisticDiff(tb2, 5002, 5000, 2, 1),
            tracemalloc.StatisticDiff(tb5, 400, 400, 1, 1),
            tracemalloc.StatisticDiff(tb3, 0, -66, 0, -1),
            tracemalloc.StatisticDiff(tb4, 0, -7, 0, -1),
            tracemalloc.StatisticDiff(tb1, 30, 0, 3, 0),
        ])

self.assertRaises(ValueError,
                          snapshot.statistics, 'traceback', cumulative=True)

def test_snapshot_group_by_cumulative(self):
        snapshot, snapshot2 = create_snapshots()
        tb_0 = traceback_filename('<unknown>')
        tb_a = traceback_filename('a.py')
        tb_b = traceback_filename('b.py')
        tb_a_2 = traceback_lineno('a.py', 2)
        tb_a_5 = traceback_lineno('a.py', 5)
        tb_b_1 = traceback_lineno('b.py', 1)
        tb_b_4 = traceback_lineno('b.py', 4)

# per file
        stats = snapshot.statistics('filename', True)
        self.assertEqual(stats, [
            tracemalloc.Statistic(tb_b, 98, 5),
            tracemalloc.Statistic(tb_a, 32, 4),
            tracemalloc.Statistic(tb_0, 7, 1),
        ])

# per line
        stats = snapshot.statistics('lineno', True)
        self.assertEqual(stats, [
            tracemalloc.Statistic(tb_b_1, 66, 1),
            tracemalloc.Statistic(tb_b_4, 32, 4),
            tracemalloc.Statistic(tb_a_2, 30, 3),
            tracemalloc.Statistic(tb_0, 7, 1),
            tracemalloc.Statistic(tb_a_5, 2, 1),
        ])

def test_trace_format(self):
        snapshot, snapshot2 = create_snapshots()
        trace = snapshot.traces[0]
        self.assertEqual(str(trace), 'b.py:4: 10 B')
        traceback = trace.traceback
        self.assertEqual(str(traceback), 'b.py:4')
        frame = traceback[0]
        self.assertEqual(str(frame), 'b.py:4')

def test_statistic_format(self):
        snapshot, snapshot2 = create_snapshots()
        stats = snapshot.statistics('lineno')
        stat = stats[0]
        self.assertEqual(str(stat),
                         'b.py:1: size=66 B, count=1, average=66 B')

def test_statistic_diff_format(self):
        snapshot, snapshot2 = create_snapshots()
        stats = snapshot2.compare_to(snapshot, 'lineno')
        stat = stats[0]
        self.assertEqual(str(stat),
                         'a.py:5: size=5002 B (+5000 B), count=2 (+1), average=2501 B')

def test_slices(self):
        snapshot, snapshot2 = create_snapshots()
        self.assertEqual(snapshot.traces[:2],
                         (snapshot.traces[0], snapshot.traces[1]))

traceback = snapshot.traces[0].traceback
        self.assertEqual(traceback[:2],
                         (traceback[0], traceback[1]))

def test_format_traceback(self):
        snapshot, snapshot2 = create_snapshots()
        def getline(filename, lineno):
            return '  <%s, %s>' % (filename, lineno)
        with unittest.mock.patch('tracemalloc.linecache.getline',
                                 side_effect=getline):
            tb = snapshot.traces[0].traceback
            self.assertEqual(tb.format(),
                             ['  File "b.py", line 4',
                              '    <b.py, 4>',
                              '  File "a.py", line 2',
                              '    <a.py, 2>'])

self.assertEqual(tb.format(limit=1),
                             ['  File "a.py", line 2',
                              '    <a.py, 2>'])

self.assertEqual(tb.format(limit=-1),
                             ['  File "b.py", line 4',
                              '    <b.py, 4>'])

self.assertEqual(tb.format(most_recent_first=True),
                             ['  File "a.py", line 2',
                              '    <a.py, 2>',
                              '  File "b.py", line 4',
                              '    <b.py, 4>'])

self.assertEqual(tb.format(limit=1, most_recent_first=True),
                             ['  File "a.py", line 2',
                              '    <a.py, 2>'])

self.assertEqual(tb.format(limit=-1, most_recent_first=True),
                             ['  File "b.py", line 4',
                              '    <b.py, 4>'])

class TestFilters(unittest.TestCase):
    maxDiff = 2048

def test_filter_attributes(self):
        # test default values
        f = tracemalloc.Filter(True, "abc")
        self.assertEqual(f.inclusive, True)
        self.assertEqual(f.filename_pattern, "abc")
        self.assertIsNone(f.lineno)
        self.assertEqual(f.all_frames, False)

# test custom values
        f = tracemalloc.Filter(False, "test.py", 123, True)
        self.assertEqual(f.inclusive, False)
        self.assertEqual(f.filename_pattern, "test.py")
        self.assertEqual(f.lineno, 123)
        self.assertEqual(f.all_frames, True)

# parameters passed by keyword
        f = tracemalloc.Filter(inclusive=False, filename_pattern="test.py", lineno=123, all_frames=True)
        self.assertEqual(f.inclusive, False)
        self.assertEqual(f.filename_pattern, "test.py")
        self.assertEqual(f.lineno, 123)
        self.assertEqual(f.all_frames, True)

# read-only attribute
        self.assertRaises(AttributeError, setattr, f, "filename_pattern", "abc")

def test_filter_match(self):
        # filter without line number
        f = tracemalloc.Filter(True, "abc")
        self.assertTrue(f._match_frame("abc", 0))
        self.assertTrue(f._match_frame("abc", 5))
        self.assertTrue(f._match_frame("abc", 10))
        self.assertFalse(f._match_frame("12356", 0))
        self.assertFalse(f._match_frame("12356", 5))
        self.assertFalse(f._match_frame("12356", 10))

f = tracemalloc.Filter(False, "abc")
        self.assertFalse(f._match_frame("abc", 0))
        self.assertFalse(f._match_frame("abc", 5))
        self.assertFalse(f._match_frame("abc", 10))
        self.assertTrue(f._match_frame("12356", 0))
        self.assertTrue(f._match_frame("12356", 5))
        self.assertTrue(f._match_frame("12356", 10))

# filter with line number > 0
        f = tracemalloc.Filter(True, "abc", 5)
        self.assertFalse(f._match_frame("abc", 0))
        self.assertTrue(f._match_frame("abc", 5))
        self.assertFalse(f._match_frame("abc", 10))
        self.assertFalse(f._match_frame("12356", 0))
        self.assertFalse(f._match_frame("12356", 5))
        self.assertFalse(f._match_frame("12356", 10))

f = tracemalloc.Filter(False, "abc", 5)
        self.assertTrue(f._match_frame("abc", 0))
        self.assertFalse(f._match_frame("abc", 5))
        self.assertTrue(f._match_frame("abc", 10))
        self.assertTrue(f._match_frame("12356", 0))
        self.assertTrue(f._match_frame("12356", 5))
        self.assertTrue(f._match_frame("12356", 10))

# filter with line number 0
        f = tracemalloc.Filter(True, "abc", 0)
        self.assertTrue(f._match_frame("abc", 0))
        self.assertFalse(f._match_frame("abc", 5))
        self.assertFalse(f._match_frame("abc", 10))
        self.assertFalse(f._match_frame("12356", 0))
        self.assertFalse(f._match_frame("12356", 5))
        self.assertFalse(f._match_frame("12356", 10))

f = tracemalloc.Filter(False, "abc", 0)
        self.assertFalse(f._match_frame("abc", 0))
        self.assertTrue(f._match_frame("abc", 5))
        self.assertTrue(f._match_frame("abc", 10))
        self.assertTrue(f._match_frame("12356", 0))
        self.assertTrue(f._match_frame("12356", 5))
        self.assertTrue(f._match_frame("12356", 10))

def test_filter_match_filename(self):
        def fnmatch(inclusive, filename, pattern):
            f = tracemalloc.Filter(inclusive, pattern)
            return f._match_frame(filename, 0)

self.assertTrue(fnmatch(True, "abc", "abc"))
        self.assertFalse(fnmatch(True, "12356", "abc"))
        self.assertFalse(fnmatch(True, "<unknown>", "abc"))

self.assertFalse(fnmatch(False, "abc", "abc"))
        self.assertTrue(fnmatch(False, "12356", "abc"))
        self.assertTrue(fnmatch(False, "<unknown>", "abc"))

def test_filter_match_filename_joker(self):
        def fnmatch(filename, pattern):
            filter = tracemalloc.Filter(True, pattern)
            return filter._match_frame(filename, 0)

# empty string
        self.assertFalse(fnmatch('abc', ''))
        self.assertFalse(fnmatch('', 'abc'))
        self.assertTrue(fnmatch('', ''))
        self.assertTrue(fnmatch('', '*'))

# no *
        self.assertTrue(fnmatch('abc', 'abc'))
        self.assertFalse(fnmatch('abc', 'abcd'))
        self.assertFalse(fnmatch('abc', 'def'))

# a*
        self.assertTrue(fnmatch('abc', 'a*'))
        self.assertTrue(fnmatch('abc', 'abc*'))
        self.assertFalse(fnmatch('abc', 'b*'))
        self.assertFalse(fnmatch('abc', 'abcd*'))

# a*b
        self.assertTrue(fnmatch('abc', 'a*c'))
        self.assertTrue(fnmatch('abcdcx', 'a*cx'))
        self.assertFalse(fnmatch('abb', 'a*c'))
        self.assertFalse(fnmatch('abcdce', 'a*cx'))

# a*b*c
        self.assertTrue(fnmatch('abcde', 'a*c*e'))
        self.assertTrue(fnmatch('abcbdefeg', 'a*bd*eg'))
        self.assertFalse(fnmatch('abcdd', 'a*c*e'))
        self.assertFalse(fnmatch('abcbdefef', 'a*bd*eg'))

# replace .pyc suffix with .py
        self.assertTrue(fnmatch('a.pyc', 'a.py'))
        self.assertTrue(fnmatch('a.py', 'a.pyc'))

if os.name == 'nt':
            # case insensitive
            self.assertTrue(fnmatch('aBC', 'ABc'))
            self.assertTrue(fnmatch('aBcDe', 'Ab*dE'))

self.assertTrue(fnmatch('a.pyc', 'a.PY'))
            self.assertTrue(fnmatch('a.py', 'a.PYC'))
        else:
            # case sensitive
            self.assertFalse(fnmatch('aBC', 'ABc'))
            self.assertFalse(fnmatch('aBcDe', 'Ab*dE'))

self.assertFalse(fnmatch('a.pyc', 'a.PY'))
            self.assertFalse(fnmatch('a.py', 'a.PYC'))

if os.name == 'nt':
            # normalize alternate separator "/" to the standard separator "\"
            self.assertTrue(fnmatch(r'a/b', r'a\b'))
            self.assertTrue(fnmatch(r'a\b', r'a/b'))
            self.assertTrue(fnmatch(r'a/b\c', r'a\b/c'))
            self.assertTrue(fnmatch(r'a/b/c', r'a\b\c'))
        else:
            # there is no alternate separator
            self.assertFalse(fnmatch(r'a/b', r'a\b'))
            self.assertFalse(fnmatch(r'a\b', r'a/b'))
            self.assertFalse(fnmatch(r'a/b\c', r'a\b/c'))
            self.assertFalse(fnmatch(r'a/b/c', r'a\b\c'))

# as of 3.5, .pyo is no longer munged to .py
        self.assertFalse(fnmatch('a.pyo', 'a.py'))

def test_filter_match_trace(self):
        t1 = (("a.py", 2), ("b.py", 3))
        t2 = (("b.py", 4), ("b.py", 5))
        t3 = (("c.py", 5), ('<unknown>', 0))
        unknown = (('<unknown>', 0),)

f = tracemalloc.Filter(True, "b.py", all_frames=True)
        self.assertTrue(f._match_traceback(t1))
        self.assertTrue(f._match_traceback(t2))
        self.assertFalse(f._match_traceback(t3))
        self.assertFalse(f._match_traceback(unknown))

f = tracemalloc.Filter(True, "b.py", all_frames=False)
        self.assertFalse(f._match_traceback(t1))
        self.assertTrue(f._match_traceback(t2))
        self.assertFalse(f._match_traceback(t3))
        self.assertFalse(f._match_traceback(unknown))

f = tracemalloc.Filter(False, "b.py", all_frames=True)
        self.assertFalse(f._match_traceback(t1))
        self.assertFalse(f._match_traceback(t2))
        self.assertTrue(f._match_traceback(t3))
        self.assertTrue(f._match_traceback(unknown))

f = tracemalloc.Filter(False, "b.py", all_frames=False)
        self.assertTrue(f._match_traceback(t1))
        self.assertFalse(f._match_traceback(t2))
        self.assertTrue(f._match_traceback(t3))
        self.assertTrue(f._match_traceback(unknown))

f = tracemalloc.Filter(False, "<unknown>", all_frames=False)
        self.assertTrue(f._match_traceback(t1))
        self.assertTrue(f._match_traceback(t2))
        self.assertTrue(f._match_traceback(t3))
        self.assertFalse(f._match_traceback(unknown))

f = tracemalloc.Filter(True, "<unknown>", all_frames=True)
        self.assertFalse(f._match_traceback(t1))
        self.assertFalse(f._match_traceback(t2))
        self.assertTrue(f._match_traceback(t3))
        self.assertTrue(f._match_traceback(unknown))

f = tracemalloc.Filter(False, "<unknown>", all_frames=True)
        self.assertTrue(f._match_traceback(t1))
        self.assertTrue(f._match_traceback(t2))
        self.assertFalse(f._match_traceback(t3))
        self.assertFalse(f._match_traceback(unknown))

class TestCommandLine(unittest.TestCase):
    def test_env_var_disabled_by_default(self):
        # not tracing by default
        code = 'import tracemalloc; print(tracemalloc.is_tracing())'
        ok, stdout, stderr = assert_python_ok('-c', code)
        stdout = stdout.rstrip()
        self.assertEqual(stdout, b'False')

@unittest.skipIf(interpreter_requires_environment(),
                     'Cannot run -E tests when PYTHON env vars are required.')
    def test_env_var_ignored_with_E(self):
        """PYTHON* environment variables must be ignored when -E is present."""
        code = 'import tracemalloc; print(tracemalloc.is_tracing())'
        ok, stdout, stderr = assert_python_ok('-E', '-c', code, PYTHONTRACEMALLOC='1')
        stdout = stdout.rstrip()
        self.assertEqual(stdout, b'False')

def test_env_var_disabled(self):
        # tracing at startup
        code = 'import tracemalloc; print(tracemalloc.is_tracing())'
        ok, stdout, stderr = assert_python_ok('-c', code, PYTHONTRACEMALLOC='0')
        stdout = stdout.rstrip()
        self.assertEqual(stdout, b'False')

def test_env_var_enabled_at_startup(self):
        # tracing at startup
        code = 'import tracemalloc; print(tracemalloc.is_tracing())'
        ok, stdout, stderr = assert_python_ok('-c', code, PYTHONTRACEMALLOC='1')
        stdout = stdout.rstrip()
        self.assertEqual(stdout, b'True')

def test_env_limit(self):
        # start and set the number of frames
        code = 'import tracemalloc; print(tracemalloc.get_traceback_limit())'
        ok, stdout, stderr = assert_python_ok('-c', code, PYTHONTRACEMALLOC='10')
        stdout = stdout.rstrip()
        self.assertEqual(stdout, b'10')

def check_env_var_invalid(self, nframe):
        with support.SuppressCrashReport():
            ok, stdout, stderr = assert_python_failure(
                '-c', 'pass',
                PYTHONTRACEMALLOC=str(nframe))

if b'ValueError: the number of frames must be in range' in stderr:
            return
        if b'PYTHONTRACEMALLOC: invalid number of frames' in stderr:
            return
        self.fail(f"unexpected output: {stderr!a}")

def test_env_var_invalid(self):
        for nframe in INVALID_NFRAME:
            with self.subTest(nframe=nframe):
                self.check_env_var_invalid(nframe)

def test_sys_xoptions(self):
        for xoptions, nframe in (
            ('tracemalloc', 1),
            ('tracemalloc=1', 1),
            ('tracemalloc=15', 15),
        ):
            with self.subTest(xoptions=xoptions, nframe=nframe):
                code = 'import tracemalloc; print(tracemalloc.get_traceback_limit())'
                ok, stdout, stderr = assert_python_ok('-X', xoptions, '-c', code)
                stdout = stdout.rstrip()
                self.assertEqual(stdout, str(nframe).encode('ascii'))

def check_sys_xoptions_invalid(self, nframe):
        args = ('-X', 'tracemalloc=%s' % nframe, '-c', 'pass')
        with support.SuppressCrashReport():
            ok, stdout, stderr = assert_python_failure(*args)

if b'ValueError: the number of frames must be in range' in stderr:
            return
        if b'-X tracemalloc=NFRAME: invalid number of frames' in stderr:
            return
        self.fail(f"unexpected output: {stderr!a}")

def test_sys_xoptions_invalid(self):
        for nframe in INVALID_NFRAME:
            with self.subTest(nframe=nframe):
                self.check_sys_xoptions_invalid(nframe)

@unittest.skipIf(_testcapi is None, 'need _testcapi')
    def test_pymem_alloc0(self):
        # Issue #21639: Check that PyMem_Malloc(0) with tracemalloc enabled
        # does not crash.
        code = 'import _testcapi; _testcapi.test_pymem_alloc0(); 1'
        assert_python_ok('-X', 'tracemalloc', '-c', code)

@unittest.skipIf(_testcapi is None, 'need _testcapi')
class TestCAPI(unittest.TestCase):
    maxDiff = 80 * 20

def setUp(self):
        if tracemalloc.is_tracing():
            self.skipTest("tracemalloc must be stopped before the test")

self.domain = 5
        self.size = 123
        self.obj = allocate_bytes(self.size)[0]

# for the type "object", id(obj) is the address of its memory block.
        # This type is not tracked by the garbage collector
        self.ptr = id(self.obj)

def tearDown(self):
        tracemalloc.stop()

def get_traceback(self):
        frames = _testcapi.tracemalloc_get_traceback(self.domain, self.ptr)
        if frames is not None:
            return tracemalloc.Traceback(frames)
        else:
            return None

def track(self, release_gil=False, nframe=1):
        frames = get_frames(nframe, 1)
        _testcapi.tracemalloc_track(self.domain, self.ptr, self.size,
                                    release_gil)
        return frames

def untrack(self):
        _testcapi.tracemalloc_untrack(self.domain, self.ptr)

def get_traced_memory(self):
        # Get the traced size in the domain
        snapshot = tracemalloc.take_snapshot()
        domain_filter = tracemalloc.DomainFilter(True, self.domain)
        snapshot = snapshot.filter_traces([domain_filter])
        return sum(trace.size for trace in snapshot.traces)

def check_track(self, release_gil):
        nframe = 5
        tracemalloc.start(nframe)

size = tracemalloc.get_traced_memory()[0]

frames = self.track(release_gil, nframe)
        self.assertEqual(self.get_traceback(),
                         tracemalloc.Traceback(frames))

self.assertEqual(self.get_traced_memory(), self.size)

def test_track(self):
        self.check_track(False)

def test_track_without_gil(self):
        # check that calling _PyTraceMalloc_Track() without holding the GIL
        # works too
        self.check_track(True)

def test_track_already_tracked(self):
        nframe = 5
        tracemalloc.start(nframe)

# track a first time
        self.track()

# calling _PyTraceMalloc_Track() must remove the old trace and add
        # a new trace with the new traceback
        frames = self.track(nframe=nframe)
        self.assertEqual(self.get_traceback(),
                         tracemalloc.Traceback(frames))

def test_untrack(self):
        tracemalloc.start()

self.track()
        self.assertIsNotNone(self.get_traceback())
        self.assertEqual(self.get_traced_memory(), self.size)

# untrack must remove the trace
        self.untrack()
        self.assertIsNone(self.get_traceback())
        self.assertEqual(self.get_traced_memory(), 0)

# calling _PyTraceMalloc_Untrack() multiple times must not crash
        self.untrack()
        self.untrack()

def test_stop_track(self):
        tracemalloc.start()
        tracemalloc.stop()

with self.assertRaises(RuntimeError):
            self.track()
        self.assertIsNone(self.get_traceback())

def test_stop_untrack(self):
        tracemalloc.start()
        self.track()

tracemalloc.stop()
        with self.assertRaises(RuntimeError):
            self.untrack()

def test_main():
    support.run_unittest(
        TestTracemallocEnabled,
        TestSnapshot,
        TestFilters,
        TestCommandLine,
        TestCAPI,
    )

if __name__ == "__main__":
    test_main()

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