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Merged
pablogsal merged 10 commits into from
Aug 27, 2025
Merged

gh-138122: Implement PEP 799 #138142

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3b3cd7e
gh-138122: Implement PEP 799
pablogsal Aug 25, 2025
b2ec363
Apply suggestions from code review
pablogsal Aug 26, 2025
3277076
Move stuff to common module
pablogsal Aug 26, 2025
716dc9c
Fix lint
pablogsal Aug 26, 2025
1fa7d39
Update Makefile.pre.in
pablogsal Aug 26, 2025
228133d
Small fix
pablogsal Aug 26, 2025
4cf628a
Update __init__.py
pablogsal Aug 27, 2025
bf42bd3
make regen-stdlib-module-names,
encukou Aug 27, 2025
27ed2ad
Merge remote-tracking branch 'upstream/main' into gh-138122
pablogsal Aug 27, 2025
4f1ad42
Update help command
pablogsal Aug 27, 2025
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Update help command
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@pablogsal
pablogsal committed Aug 27, 2025
commit 4f1ad426c957f65914321863a39d98b762dc3c2c
24 changes: 12 additions & 12 deletions Lib/profiling/sampling/sample.py
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Expand Up @@ -25,40 +25,40 @@

Examples:
# Profile process 1234 for 10 seconds with default settings
python -m profile.sample -p 1234
python -m profiling.sampling -p 1234

# Profile a script by running it in a subprocess
python -m profile.sample myscript.py arg1 arg2
python -m profiling.sampling myscript.py arg1 arg2

# Profile a module by running it as python -m module in a subprocess
python -m profile.sample -m mymodule arg1 arg2
python -m profiling.sampling -m mymodule arg1 arg2

# Profile with custom interval and duration, save to file
python -m profile.sample -i 50 -d 30 -o profile.stats -p 1234
python -m profiling.sampling -i 50 -d 30 -o profile.stats -p 1234

# Generate collapsed stacks for flamegraph
python -m profile.sample --collapsed -p 1234
python -m profiling.sampling --collapsed -p 1234

# Profile all threads, sort by total time
python -m profile.sample -a --sort-tottime -p 1234
python -m profiling.sampling -a --sort-tottime -p 1234

# Profile for 1 minute with 1ms sampling interval
python -m profile.sample -i 1000 -d 60 -p 1234
python -m profiling.sampling -i 1000 -d 60 -p 1234

# Show only top 20 functions sorted by direct samples
python -m profile.sample --sort-nsamples -l 20 -p 1234
python -m profiling.sampling --sort-nsamples -l 20 -p 1234

# Profile all threads and save collapsed stacks
python -m profile.sample -a --collapsed -o stacks.txt -p 1234
python -m profiling.sampling -a --collapsed -o stacks.txt -p 1234

# Profile with real-time sampling statistics
python -m profile.sample --realtime-stats -p 1234
python -m profiling.sampling --realtime-stats -p 1234

# Sort by sample percentage to find most sampled functions
python -m profile.sample --sort-sample-pct -p 1234
python -m profiling.sampling --sort-sample-pct -p 1234

# Sort by cumulative samples to find functions most on call stack
python -m profile.sample --sort-nsamples-cumul -p 1234"""
python -m profiling.sampling --sort-nsamples-cumul -p 1234"""


# Constants for socket synchronization
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