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{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"\"SystemError: bad call flags\" exceptions added as part of BPO-33012 are difficult to debug","articleBody":"BPO | [39884](https://bugs.python.org/issue39884)\n--- | :---\nNosy | @vstinner, @ngie-eign\nPRs | \u003cli\u003epython/cpython#18944\u003c/li\u003e\u003cli\u003epython/cpython#18956\u003c/li\u003e\u003cli\u003epython/cpython#18957\u003c/li\u003e\n\n\u003csup\u003e*Note: these values reflect the state of the issue at the time it was migrated and might not reflect the current state.*\u003c/sup\u003e\n\n\u003cdetails\u003e\u003csummary\u003eShow more details\u003c/summary\u003e\u003cp\u003e\n\nGitHub fields:\n```python\nassignee = None\nclosed_at = \u003cDate 2020-03-12.12:38:29.055\u003e\ncreated_at = \u003cDate 2020-03-07.04:11:33.983\u003e\nlabels = ['extension-modules', '3.8', 'type-bug', '3.7', '3.9']\ntitle = '\"SystemError: bad call flags\" exceptions added as part of BPO-33012 are difficult to debug'\nupdated_at = \u003cDate 2020-03-12.12:38:29.051\u003e\nuser = 'https://github.com/ngie-eign'\n```\n\nbugs.python.org fields:\n```python\nactivity = \u003cDate 2020-03-12.12:38:29.051\u003e\nactor = 'vstinner'\nassignee = 'none'\nclosed = True\nclosed_date = \u003cDate 2020-03-12.12:38:29.055\u003e\ncloser = 'vstinner'\ncomponents = ['Extension Modules']\ncreation = \u003cDate 2020-03-07.04:11:33.983\u003e\ncreator = 'ngie'\ndependencies = []\nfiles = []\nhgrepos = []\nissue_num = 39884\nkeywords = ['patch']\nmessage_count = 5.0\nmessages = ['363575', '364000', '364012', '364013', '364014']\nnosy_count = 2.0\nnosy_names = ['vstinner', 'ngie']\npr_nums = ['18944', '18956', '18957']\npriority = 'normal'\nresolution = 'fixed'\nstage = 'resolved'\nstatus = 'closed'\nsuperseder = None\ntype = 'behavior'\nurl = 'https://bugs.python.org/issue39884'\nversions = ['Python 3.7', 'Python 3.8', 'Python 3.9']\n```\n\n\u003c/p\u003e\u003c/details\u003e\n","author":{"url":"https://github.com/ngie-eign","@type":"Person","name":"ngie-eign"},"datePublished":"2020-03-07T04:11:34.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":5},"url":"https://github.com/84065/cpython/issues/84065"}