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nicolasp

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Python 3.15 will include a new sampling profiler

docs.python.org
4 points·by nicolasp·9개월 전·1 comments

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nicolasp
·9개월 전·discuss
Key features include:

* 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
nicolasp
·작년·discuss
Wait times are in the order of tens of milliseconds instead of seconds. That makes a massive difference in how nice uv is to use vs pip.