René's URL Explorer Experiment

{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"`test_embed.test_init_pyvenv_cfg()` fails","articleBody":"# Bug report\n\n### Bug description:\n\nTrying to build Python from main branch and running tests on MacOS 15.2 fails on `test_embed.test_init_pyvenv_cfg`.\n\n```bash\n./configure \u0026\u0026 make -j \u0026\u0026 ./python.exe -m test test_embed\n```\n\n```bash\nFAIL: test_init_pyvenv_cfg (test.test_embed.InitConfigTests.test_init_pyvenv_cfg)\n----------------------------------------------------------------------\nTraceback (most recent call last):\n  File \"/Users/yyanchii/Desktop/cpython/Lib/test/test_embed.py\", line 1671, in test_init_pyvenv_cfg\n    self.check_all_configs(\"test_init_compat_config\", config,\n    ~~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n                           api=API_COMPAT, env=env,\n                           ^^^^^^^^^^^^^^^^^^^^^^^^\n                           ignore_stderr=True, cwd=tmpdir)\n                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n  File \"/Users/yyanchii/Desktop/cpython/Lib/test/test_embed.py\", line 939, in check_all_configs\n    self.check_config(configs, expected_config)\n    ~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^\n  File \"/Users/yyanchii/Desktop/cpython/Lib/test/test_embed.py\", line 865, in check_config\n    self.assertEqual(config, expected)\n    ~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^\nAssertionError: {'argv': [''], 'base_exec_prefix': '/usr/lo[2028 chars]None} != {'_config_init': 1, 'isolated': False, 'use[2128 chars]alse}\n  {'_config_init': 1,\n   '_init_main': True,\n   '_install_importlib': True,\n   'argv': [''],\n-  'base_exec_prefix': '/usr/local',\n+  'base_exec_prefix': '/var/folders/z9/tt4sxxm159zbh6xlm2mhrg4r0000gp/T/tmp_o9bmpp_',\n   'base_executable': '/var/folders/z9/tt4sxxm159zbh6xlm2mhrg4r0000gp/T/tmp_o9bmpp_/_testembed',\n   'base_prefix': '/usr/local',\n   'buffered_stdio': True,\n   'bytes_warning': 0,\n   'check_hash_pycs_mode': 'default',\n   'code_debug_ranges': True,\n   'configure_c_stdio': False,\n   'cpu_count': -1,\n   'dev_mode': False,\n   'dump_refs': False,\n   'dump_refs_file': None,\n   'exec_prefix': '/private/var/folders/z9/tt4sxxm159zbh6xlm2mhrg4r0000gp/T/tmp_7n79vly',\n   'executable': '/private/var/folders/z9/tt4sxxm159zbh6xlm2mhrg4r0000gp/T/tmp_7n79vly/_testembed',\n   'faulthandler': False,\n   'hash_seed': 0,\n   'home': None,\n   'import_time': False,\n   'inspect': False,\n   'install_signal_handlers': True,\n   'int_max_str_digits': 4300,\n   'interactive': False,\n   'isolated': False,\n   'malloc_stats': False,\n   'module_search_paths': ['/usr/local/lib/python314.zip',\n                           '/Users/yyanchii/Desktop/cpython/Lib',\n                           '/Users/yyanchii/Desktop/cpython/build/lib.macosx-15.2-arm64-3.14',\n                           '/usr/local/lib/python314.zip',\n                           '/usr/local/lib/python3.14',\n-                          '/usr/local/lib/python3.14/lib-dynload'],\n+                          '/var/folders/z9/tt4sxxm159zbh6xlm2mhrg4r0000gp/T/tmp_o9bmpp_/lib/python3.14/lib-dynload'],\n   'module_search_paths_set': True,\n   'optimization_level': 0,\n   'orig_argv': [],\n   'parse_argv': False,\n   'parser_debug': False,\n   'pathconfig_warnings': True,\n   'perf_profiling': 0,\n   'platlibdir': 'lib',\n   'prefix': '/private/var/folders/z9/tt4sxxm159zbh6xlm2mhrg4r0000gp/T/tmp_7n79vly',\n   'program_name': './_testembed',\n   'pycache_prefix': None,\n   'pythonpath_env': '/usr/local/lib/python314.zip:/Users/yyanchii/Desktop/cpython/Lib:/Users/yyanchii/Desktop/cpython/build/lib.macosx-15.2-arm64-3.14',\n   'quiet': False,\n   'run_command': None,\n   'run_filename': None,\n   'run_module': None,\n   'run_presite': None,\n   'safe_path': False,\n   'show_ref_count': False,\n   'site_import': True,\n   'skip_source_first_line': False,\n   'sys_path_0': None,\n   'tracemalloc': 0,\n   'use_environment': True,\n   'use_frozen_modules': False,\n   'use_hash_seed': False,\n   'use_system_logger': False,\n   'user_site_directory': True,\n   'verbose': 0,\n   'warn_default_encoding': False,\n   'warnoptions': [],\n   'write_bytecode': True,\n   'xoptions': {}}\n\n----------------------------------------------------------------------\nRan 82 tests in 5.051s\n\nFAILED (failures=1, skipped=3)\ntest test_embed failed\ntest_embed failed (1 failure)\n\n== Tests result: FAILURE ==\n\n1 test failed:\n    test_embed\n\nTotal duration: 5.1 sec\nTotal tests: run=82 failures=1 skipped=3\nTotal test files: run=1/1 failed=1\nResult: FAILURE\n```\nAfter bisecting found out [34e840f9ddd](https://github.com/python/cpython/commit/34e840f9ddd9c04991cf004e2594c6a1e0e278d3) commit to be the reason. cc @FFY00 \n\n### CPython versions tested on:\n\nCPython main branch\n\n### Operating systems tested on:\n\nmacOS\n\n\u003c!-- gh-linked-prs --\u003e\n### Linked PRs\n* gh-128724\n* gh-128771\n* gh-129137\n* gh-129377\n\u003c!-- /gh-linked-prs --\u003e\n","author":{"url":"https://github.com/WolframAlph","@type":"Person","name":"WolframAlph"},"datePublished":"2025-01-09T20:31:55.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":8},"url":"https://github.com/128690/cpython/issues/128690"}