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| author | Andrew Svetlov <andrew.svetlov@gmail.com> | 2017-12-21 17:06:46 +0200 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2017-12-21 17:06:46 +0200 |
| commit | 4a02543cf97e8cbf9293741379f977b85531e4c2 (patch) | |
| tree | e066c0d8741a23e492897f55fca6ccea4fa0f20f | |
| parent | e47e698da6bd982da277960c14afa9d9939e3155 (diff) | |
| download | cpython-git-4a02543cf97e8cbf9293741379f977b85531e4c2.tar.gz | |
bpo-26133: Dont unsubscribe signals in UNIX even loop on interpreter shutdown (#4956)
| -rw-r--r-- | Lib/asyncio/unix_events.py | 10 | ||||
| -rw-r--r-- | Misc/NEWS.d/next/Library/2017-12-21-11-08-42.bpo-26133.mt81QV.rst | 1 |
2 files changed, 9 insertions, 2 deletions
diff --git a/Lib/asyncio/unix_events.py b/Lib/asyncio/unix_events.py index 69c719c323..ec767f57d3 100644 --- a/Lib/asyncio/unix_events.py +++ b/Lib/asyncio/unix_events.py @@ -51,8 +51,14 @@ class _UnixSelectorEventLoop(selector_events.BaseSelectorEventLoop): def close(self): super().close() - for sig in list(self._signal_handlers): - self.remove_signal_handler(sig) + if not sys.is_finalizing(): + for sig in list(self._signal_handlers): + self.remove_signal_handler(sig) + else: + warinigs.warn(f"Closing the loop {self!r} on interpreter shutdown " + f"stage, signal unsubsription is disabled", + ResourceWarning, + source=self) def _process_self_data(self, data): for signum in data: diff --git a/Misc/NEWS.d/next/Library/2017-12-21-11-08-42.bpo-26133.mt81QV.rst b/Misc/NEWS.d/next/Library/2017-12-21-11-08-42.bpo-26133.mt81QV.rst new file mode 100644 index 0000000000..0653d1960e --- /dev/null +++ b/Misc/NEWS.d/next/Library/2017-12-21-11-08-42.bpo-26133.mt81QV.rst @@ -0,0 +1 @@ +Don't unsubscribe signals in asyncio UNIX event loop on interpreter shutdown. |