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[3.14] gh-134986: Catch PermissionError when trying to call perf in tests (GH-134987) by miss-islington · Pull Request #135841 · python/cpython · GitHub

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[3.14] gh-134986: Catch PermissionError when trying to call perf in tests (GH-134987) #135841

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Merged
vstinner merged 1 commit into from
Jun 23, 2025
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[3.14] gh-134986: Catch PermissionError when trying to call perf in tests (GH-134987) #135841

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5 changes: 4 additions & 1 deletion Lib/test/test_perf_profiler.py
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Original file line number Diff line number Diff line change
Expand Up @@ -506,9 +506,12 @@ def _is_perf_version_at_least(major, minor):
# The output of perf --version looks like "perf version 6.7-3" but
# it can also be perf version "perf version 5.15.143", or even include
# a commit hash in the version string, like "6.12.9.g242e6068fd5c"
#
# PermissionError is raised if perf does not exist on the Windows Subsystem
# for Linux, see #134987
try:
output = subprocess.check_output(["perf", "--version"], text=True)
except (subprocess.CalledProcessError, FileNotFoundError):
except (subprocess.CalledProcessError, FileNotFoundError, PermissionError):
return False
version = output.split()[2]
version = version.split("-")[0]
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