py_spy_cli_profiling_flamegraph_and_attach_to_pid.py

1# py-spy is a command-line tool. While you can import it as a library, 
2# its official "quickstart" usage is via the terminal to profile a script.
3
4# 1. Install py-spy
5pip install py-spy
6
7# 2. Record a flame graph of a running script (my_script.py)
8py-spy record -o profile.svg -- python my_script.py
9
10# 3. Or attach to an existing process by PID
11py-spy top --pid 12345