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{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"Doctest fails in `stdtypes.rst`","articleBody":"# Documentation\r\n\r\nWhen some codes are modified, the doc and doctests are not updated synchronously.\r\n\r\n**Local doctest:**\r\n```shell\r\n./python -m doctest ./Doc/library/stdtypes.rst\r\n```\r\n\u003cdetails\u003e\u003csummary\u003eDetails\u003c/summary\u003e\r\n\u003cp\u003e\r\n\r\n```shell\r\n**********************************************************************\r\nFile \"./Doc/library/stdtypes.rst\", line 3769, in stdtypes.rst\r\nFailed example:\r\n    v[1:4]\r\nExpected:\r\n    \u003cmemory at 0x7f3ddc9f4350\u003e\r\nGot:\r\n    \u003cmemory at 0x7f42c250f040\u003e\r\n**********************************************************************\r\nFile \"./Doc/library/stdtypes.rst\", line 3952, in stdtypes.rst\r\nFailed example:\r\n    mm.tolist()\r\nExpected:\r\n    [89, 98, 99]\r\nGot:\r\n    [97, 98, 99]\r\n**********************************************************************\r\nFile \"./Doc/library/stdtypes.rst\", line 4037, in stdtypes.rst\r\nFailed example:\r\n    x[0] = b'a'\r\nExpected:\r\n    Traceback (most recent call last):\r\n      File \"\u003cstdin\u003e\", line 1, in \u003cmodule\u003e\r\n    ValueError: memoryview: invalid value for format \"B\"\r\nGot:\r\n    Traceback (most recent call last):\r\n      File \"/home/github/cpython/Lib/doctest.py\", line 1357, in __run\r\n        exec(compile(example.source, filename, \"single\",\r\n      File \"\u003cdoctest stdtypes.rst[234]\u003e\", line 1, in \u003cmodule\u003e\r\n        x[0] = b'a'\r\n        ~^^^\r\n    TypeError: memoryview: invalid type for format 'B'\r\n**********************************************************************\r\nFile \"./Doc/library/stdtypes.rst\", line 4789, in stdtypes.rst\r\nFailed example:\r\n    keys ^ {'sausage', 'juice'}\r\nExpected:\r\n    {'juice', 'sausage', 'bacon', 'spam'}\r\nGot:\r\n    {'spam', 'sausage', 'bacon', 'juice'}\r\n**********************************************************************\r\nFile \"./Doc/library/stdtypes.rst\", line 4791, in stdtypes.rst\r\nFailed example:\r\n    keys | ['juice', 'juice', 'juice']\r\nExpected:\r\n    {'juice', 'sausage', 'bacon', 'spam', 'eggs'}\r\nGot:\r\n    {'spam', 'bacon', 'juice'}\r\n**********************************************************************\r\nFile \"./Doc/library/stdtypes.rst\", line 4997, in stdtypes.rst\r\nFailed example:\r\n    dict[str][str]\r\nExpected:\r\n    Traceback (most recent call last):\r\n      File \"\u003cstdin\u003e\", line 1, in \u003cmodule\u003e\r\n    TypeError: There are no type variables left in dict[str]\r\nGot:\r\n    Traceback (most recent call last):\r\n      File \"/home/github/cpython/Lib/doctest.py\", line 1357, in __run\r\n        exec(compile(example.source, filename, \"single\",\r\n      File \"\u003cdoctest stdtypes.rst[335]\u003e\", line 1, in \u003cmodule\u003e\r\n        dict[str][str]\r\n        ~~~~~~~~~^^^^^\r\n    TypeError: dict[str] is not a generic class\r\n**********************************************************************\r\nFile \"./Doc/library/stdtypes.rst\", line 5209, in stdtypes.rst\r\nFailed example:\r\n    isinstance(1, int | list[int])\r\nExpected:\r\n    Traceback (most recent call last):\r\n      File \"\u003cstdin\u003e\", line 1, in \u003cmodule\u003e\r\n    TypeError: isinstance() argument 2 cannot contain a parameterized generic\r\nGot:\r\n    True\r\n**********************************************************************\r\nFile \"./Doc/library/stdtypes.rst\", line 5514, in stdtypes.rst\r\nFailed example:\r\n    int.__subclasses__()\r\nExpected:\r\n    [\u003cclass 'bool'\u003e]\r\nGot:\r\n    [\u003cclass 'bool'\u003e, \u003cenum 'IntEnum'\u003e, \u003cflag 'IntFlag'\u003e, \u003cclass 're._constants._NamedIntConstant'\u003e]\r\n**********************************************************************\r\nFile \"./Doc/library/stdtypes.rst\", line 5548, in stdtypes.rst\r\nFailed example:\r\n    _ = int('2' * 5432)\r\nExpected:\r\n    Traceback (most recent call last):\r\n    ...\r\n    ValueError: Exceeds the limit (4300 digits) for integer string conversion: value has 5432 digits; use sys.set_int_max_str_digits() to increase the limit.\r\nGot:\r\n    Traceback (most recent call last):\r\n      File \"/home/github/cpython/Lib/doctest.py\", line 1357, in __run\r\n        exec(compile(example.source, filename, \"single\",\r\n      File \"\u003cdoctest stdtypes.rst[361]\u003e\", line 1, in \u003cmodule\u003e\r\n        _ = int('2' * 5432)\r\n            ^^^^^^^^^^^^^^^\r\n    ValueError: Exceeds the limit (4300 digits) for integer string conversion: value has 5432 digits; use sys.set_int_max_str_digits() to increase the limit\r\n**********************************************************************\r\nFile \"./Doc/library/stdtypes.rst\", line 5556, in stdtypes.rst\r\nFailed example:\r\n    len(str(i_squared))\r\nExpected:\r\n    Traceback (most recent call last):\r\n    ...\r\n    ValueError: Exceeds the limit (4300 digits) for integer string conversion: value has 8599 digits; use sys.set_int_max_str_digits() to increase the limit.\r\nGot:\r\n    Traceback (most recent call last):\r\n      File \"/home/github/cpython/Lib/doctest.py\", line 1357, in __run\r\n        exec(compile(example.source, filename, \"single\",\r\n      File \"\u003cdoctest stdtypes.rst[365]\u003e\", line 1, in \u003cmodule\u003e\r\n        len(str(i_squared))\r\n            ^^^^^^^^^^^^^^\r\n    ValueError: Exceeds the limit (4300 digits) for integer string conversion; use sys.set_int_max_str_digits() to increase the limit\r\n**********************************************************************\r\n```\r\n\r\n\u003c/p\u003e\r\n\u003c/details\u003e \r\n\r\n```shell\r\n1 items had failures:\r\n  10 of 374 in stdtypes.rst\r\n***Test Failed*** 10 failures.\r\n```\r\n\r\nBTW, It seems that all doctests are passing in the CI pipeline. Those failed cases are not found by CI doctest.\r\nSee: https://github.com/CharlieZhao95/cpython/actions/runs/5461321900/jobs/9939195566\r\n```shell\r\n...\r\nDocument: library/stdtypes\r\n--------------------------\r\n1 items passed all tests:\r\n  50 tests in default\r\n50 tests in 1 items.\r\n50 passed and 0 failed.\r\nTest passed.\r\n```\r\n\r\n**Environment:**\r\n\r\nCPython versions tested on: 3.13.0a0\r\nOperating system and architecture: Ubuntu 22.04.1 LTS\n\n\u003c!-- gh-linked-prs --\u003e\n### Linked PRs\n* gh-106447\n* gh-106741\n* gh-106742\n\u003c!-- /gh-linked-prs --\u003e\n","author":{"url":"https://github.com/CharlieZhao95","@type":"Person","name":"CharlieZhao95"},"datePublished":"2023-07-05T08:49:07.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":5},"url":"https://github.com/106446/cpython/issues/106446"}