Python 3.15 will include a new sampling profiler(docs.python.org)
docs.python.org
Python 3.15 will include a new sampling profiler
https://docs.python.org/3.15/whatsnew/3.15.html#pep-799-high-frequency-statistical-sampling-profiler
https://docs.python.org/3.15/whatsnew/3.15.html#pep-799-high-frequency-statistical-sampling-profiler
* Zero-overhead profiling: Attach to any running Python process without affecting its performance
* No code modification required: Profile existing applications without restart
* Real-time statistics: Monitor sampling quality during data collection
* Multiple output formats: Generate both detailed statistics and flamegraph data
* Thread-aware profiling: Option to profile all threads or just the main thread