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| author | Guido van Rossum <guido@python.org> | 2023-05-17 16:45:11 -0700 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2023-05-17 16:45:11 -0700 |
| commit | 7fc8e2d4627cdba5cb0075c9052ed6f4b6ecd36d (patch) | |
| tree | f67ed5c5d2e2dd07fcc9f9fc130686232a48fa5d | |
| parent | b27fe67f3c643e174c3619b669228ef34b6d87ee (diff) | |
| download | cpython-git-7fc8e2d4627cdba5cb0075c9052ed6f4b6ecd36d.tar.gz | |
gh-104340: Suppress warning about unawaited exception for closed pipe stdin (#104586)
| -rw-r--r-- | Lib/asyncio/subprocess.py | 3 | ||||
| -rw-r--r-- | Misc/NEWS.d/next/Library/2023-05-17-20-03-01.gh-issue-104340.kp_XmX.rst | 1 |
2 files changed, 4 insertions, 0 deletions
diff --git a/Lib/asyncio/subprocess.py b/Lib/asyncio/subprocess.py index 50727ca300..c4e5ba2061 100644 --- a/Lib/asyncio/subprocess.py +++ b/Lib/asyncio/subprocess.py @@ -81,6 +81,9 @@ class SubprocessStreamProtocol(streams.FlowControlMixin, self._stdin_closed.set_result(None) else: self._stdin_closed.set_exception(exc) + # Since calling `wait_closed()` is not mandatory, + # we shouldn't log the traceback if this is not awaited. + self._stdin_closed._log_traceback = False return if fd == 1: reader = self.stdout diff --git a/Misc/NEWS.d/next/Library/2023-05-17-20-03-01.gh-issue-104340.kp_XmX.rst b/Misc/NEWS.d/next/Library/2023-05-17-20-03-01.gh-issue-104340.kp_XmX.rst new file mode 100644 index 0000000000..5b03622df6 --- /dev/null +++ b/Misc/NEWS.d/next/Library/2023-05-17-20-03-01.gh-issue-104340.kp_XmX.rst @@ -0,0 +1 @@ +When an ``asyncio`` pipe protocol loses its connection due to an error, and the caller doesn't await ``wait_closed()`` on the corresponding ``StreamWriter``, don't log a warning about an exception that was never retrieved. After all, according to the ``StreamWriter.close()`` docs, the ``wait_closed()`` call is optional ("not mandatory"). |