René's URL Explorer Experiment

{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"Running test_asyncio prints several tracebacks when succeeding","articleBody":"This is a bit distracting. If someone knows where these come from, let's come up with a patch to silence these.\r\n\r\n\u003cdetails\u003e\r\n\r\n```\r\n$ ./python.exe -m test test_asyncio\r\n0:00:00 load avg: 1.44 Run tests sequentially\r\n0:00:00 load avg: 1.44 [1/1] test_asyncio\r\nException in callback interrupt_self() at /Users/guido/cpython/Lib/test/test_asyncio/test_runners.py:19\r\nhandle: \u003cTimerHandle when=50711.269859326 interrupt_self() at /Users/guido/cpython/Lib/test/test_asyncio/test_runners.py:19\u003e\r\nTraceback (most recent call last):\r\n  File \"/Users/guido/cpython/Lib/asyncio/events.py\", line 80, in _run\r\n    self._context.run(self._callback, *self._args)\r\n    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\r\n  File \"/Users/guido/cpython/Lib/test/test_asyncio/test_runners.py\", line 20, in interrupt_self\r\n    _thread.interrupt_main()\r\n    ^^^^^^^^^^^^^^^^^^^^^^^^\r\n  File \"/Users/guido/cpython/Lib/asyncio/runners.py\", line 146, in _on_sigint\r\n    self._loop.call_soon_threadsafe(lambda: None)\r\n    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\r\n  File \"/Users/guido/cpython/Lib/asyncio/base_events.py\", line 809, in call_soon_threadsafe\r\n    self._write_to_self()\r\n    ^^^^^^^^^^^^^^^^^^^^^\r\n  File \"/Users/guido/cpython/Lib/asyncio/base_events.py\", line 511, in _write_to_self\r\n    raise NotImplementedError\r\n    ^^^^^^^^^^^^^^^^^^^^^^^^^\r\nNotImplementedError\r\nTask exception was never retrieved\r\nfuture: \u003cTask finished name='Task-1679' coro=\u003cRunnerTests.test_interrupt_cancelled_task.\u003clocals\u003e.subtask() done, defined at /Users/guido/cpython/Lib/test/test_asyncio/test_runners.py:367\u003e exception=NotImplementedError()\u003e\r\nTraceback (most recent call last):\r\n  File \"/Users/guido/cpython/Lib/test/test_asyncio/test_runners.py\", line 370, in subtask\r\n    interrupt_self()\r\n    ^^^^^^^^^^^^^^^^\r\n  File \"/Users/guido/cpython/Lib/test/test_asyncio/test_runners.py\", line 20, in interrupt_self\r\n    _thread.interrupt_main()\r\n    ^^^^^^^^^^^^^^^^^^^^^^^^\r\n  File \"/Users/guido/cpython/Lib/asyncio/runners.py\", line 146, in _on_sigint\r\n    self._loop.call_soon_threadsafe(lambda: None)\r\n    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\r\n  File \"/Users/guido/cpython/Lib/asyncio/base_events.py\", line 809, in call_soon_threadsafe\r\n    self._write_to_self()\r\n    ^^^^^^^^^^^^^^^^^^^^^\r\n  File \"/Users/guido/cpython/Lib/asyncio/base_events.py\", line 511, in _write_to_self\r\n    raise NotImplementedError\r\n    ^^^^^^^^^^^^^^^^^^^^^^^^^\r\nNotImplementedError\r\nException in callback interrupt_self() at /Users/guido/cpython/Lib/test/test_asyncio/test_runners.py:19\r\nhandle: \u003cTimerHandle when=50711.372428525996 interrupt_self() at /Users/guido/cpython/Lib/test/test_asyncio/test_runners.py:19\u003e\r\nTraceback (most recent call last):\r\n  File \"/Users/guido/cpython/Lib/asyncio/events.py\", line 80, in _run\r\n    self._context.run(self._callback, *self._args)\r\n    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\r\n  File \"/Users/guido/cpython/Lib/test/test_asyncio/test_runners.py\", line 20, in interrupt_self\r\n    _thread.interrupt_main()\r\n    ^^^^^^^^^^^^^^^^^^^^^^^^\r\n  File \"/Users/guido/cpython/Lib/asyncio/runners.py\", line 146, in _on_sigint\r\n    self._loop.call_soon_threadsafe(lambda: None)\r\n    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\r\n  File \"/Users/guido/cpython/Lib/asyncio/base_events.py\", line 809, in call_soon_threadsafe\r\n    self._write_to_self()\r\n    ^^^^^^^^^^^^^^^^^^^^^\r\n  File \"/Users/guido/cpython/Lib/asyncio/base_events.py\", line 511, in _write_to_self\r\n    raise NotImplementedError\r\n    ^^^^^^^^^^^^^^^^^^^^^^^^^\r\nNotImplementedError\r\ntest_asyncio passed in 55.0 sec\r\n\r\n== Tests result: SUCCESS ==\r\n\r\n1 test OK.\r\n\r\nTotal duration: 55.0 sec\r\nTests result: SUCCESS\r\n$ \r\n```\r\n\r\n\u003c/details\u003e\r\n\r\nTested on macOS. Does not happen in 3.11.","author":{"url":"https://github.com/gvanrossum","@type":"Person","name":"gvanrossum"},"datePublished":"2022-09-18T03:54:21.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":4},"url":"https://github.com/96911/cpython/issues/96911"}