This blog show simple steps that can profile a python code and then visualize the profile info.

1. Run the python code with cProfile

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python3 -m cProfile -o test.profile __main__.py

2. Install snakeviz profile visualization tool

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pip3 install snakeviz

3. Run the following command. The tool will host a local webpage that we can access.

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snakeviz test.profile

That’s it.