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gh-132038: Make perf version check in test_perf_profiler more robust #132039

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Merged
merged 2 commits into from
Apr 3, 2025
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gh-132038: Make perf version check in test_perf_profiler more robust #132039

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Make perf version check in test_perf_profiler more robust
itamaro Apr 3, 2025
c064e83
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itamaro Apr 3, 2025
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5 changes: 3 additions & 2 deletions Lib/test/test_perf_profiler.py
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Original file line number Diff line number Diff line change
Expand Up @@ -493,15 +493,16 @@ def compile_trampolines_for_all_functions():

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"
# 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"
try:
output = subprocess.check_output(["perf", "--version"], text=True)
except (subprocess.CalledProcessError, FileNotFoundError):
return False
version = output.split()[2]
version = version.split("-")[0]
version = version.split(".")
version = tuple(map(int, version))
version = tuple(map(int, version[:2]))
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Perhaps add a note to the comment at the start of the function?

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done!

return version >= (major, minor)


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