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{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"tempfile.NamedTemporaryFile can close the file too early, if not assigning to a variable","articleBody":"BPO | [18879](https://bugs.python.org/issue18879)\n--- | :---\nNosy | @birkenfeld, @ncoghlan, @pitrou, @vstinner, @bitdancer, @meadori, @socketpair, @vadmium, @serhiy-storchaka, @jstasiak\nFiles | \u003cli\u003e[tempfile.patch](https://bugs.python.org/file31598/tempfile.patch \"Uploaded as text/plain at 2013-09-05.08:41:53 by @jstasiak\")\u003c/li\u003e\u003cli\u003e[tempfile_simplify.patch](https://bugs.python.org/file31603/tempfile_simplify.patch \"Uploaded as text/plain at 2013-09-05.12:03:24 by @serhiy-storchaka\")\u003c/li\u003e\u003cli\u003e[tempfile_wrap_methods.patch](https://bugs.python.org/file33153/tempfile_wrap_methods.patch \"Uploaded as text/plain at 2013-12-15.21:09:47 by @serhiy-storchaka\")\u003c/li\u003e\u003cli\u003e[tempfile_lifetime.patch](https://bugs.python.org/file33252/tempfile_lifetime.patch \"Uploaded as text/plain at 2013-12-21.20:41:31 by @pitrou\")\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 = 'https://github.com/pitrou'\nclosed_at = \u003cDate 2013-12-21.21:21:12.772\u003e\ncreated_at = \u003cDate 2013-08-29.20:25:43.325\u003e\nlabels = ['type-bug', 'library', 'expert-IO']\ntitle = 'tempfile.NamedTemporaryFile can close the file too early, if not assigning to a variable'\nupdated_at = \u003cDate 2014-05-26.06:27:57.890\u003e\nuser = 'https://bugs.python.org/jortbloem'\n```\n\nbugs.python.org fields:\n```python\nactivity = \u003cDate 2014-05-26.06:27:57.890\u003e\nactor = 'socketpair'\nassignee = 'pitrou'\nclosed = True\nclosed_date = \u003cDate 2013-12-21.21:21:12.772\u003e\ncloser = 'pitrou'\ncomponents = ['Library (Lib)', 'IO']\ncreation = \u003cDate 2013-08-29.20:25:43.325\u003e\ncreator = 'jort.bloem'\ndependencies = []\nfiles = ['31598', '31603', '33153', '33252']\nhgrepos = []\nissue_num = 18879\nkeywords = ['patch']\nmessage_count = 22.0\nmessages = ['196485', '196496', '196501', '196504', '196507', '196952', '196985', '196991', '196992', '197016', '197019', '204723', '206257', '206258', '206554', '206776', '206778', '206780', '206781', '206782', '216506', '219138']\nnosy_count = 15.0\nnosy_names = ['georg.brandl', 'ncoghlan', 'ctheune', 'pitrou', 'vstinner', 'Arfrever', 'r.david.murray', 'meador.inge', 'socketpair', 'python-dev', 'martin.panter', 'serhiy.storchaka', 'jort.bloem', 'Zden\\xc4\\x9bk.Pavlas', 'jstasiak']\npr_nums = []\npriority = 'normal'\nresolution = 'fixed'\nstage = 'resolved'\nstatus = 'closed'\nsuperseder = None\ntype = 'behavior'\nurl = 'https://bugs.python.org/issue18879'\nversions = ['Python 2.7', 'Python 3.4', 'Python 3.5']\n```\n\n\u003c/p\u003e\u003c/details\u003e\n","author":{"url":"https://github.com/jortbloem","@type":"Person","name":"jortbloem"},"datePublished":"2013-08-29T20:25:43.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":22},"url":"https://github.com/63079/cpython/issues/63079"}