Visualization using SnakeViz $ pip install snakeviz $ python -m cProfile -o output.pstats src/histdatacom/histdata_com.py -X -p eurusd -f ascii -t tick-data-quotes -s 2021-01 -e now $ snakeviz output.pstats Multiprocess using Vistracer $ pip install viztracer $ viztracer --tracer_entries 2500000 -m histdatacom -- -X -p eurusd -f ascii -t tick-data-quotes -s 2022-01 -e 2022-02 $ vizviewer /Users/davidmidlo/projects/histdata_com_tools/result.json $ vizviewer --flamegraph /Users/davidmidlo/projects/histdata_com_tools/result.json vprof $ pip install vprof $ vprof -c cpmh "src/histdatacom/histdata_com.py -X -p eurusd -f ascii -t tick-data-quotes -s 2022-01 -e 2022-02" gource gource