# At the top of the file in global scope
# next to the imports
import cProfile as profile
pr = profile.Profile()
pr.disable()
# right before the function call to profile
pr.enable()
# right after the function call to profile
pr.disable()
# Now save results to file, with
# This should only be called once, if in doubt
# place right before your program exits.
pr.dump_stats('profile.pstat')
alternatively for a whole script file:
python -m cProfile -o profile.pstat script.py
Within a terminal do:
pip install pyprof2calltree pyprof2calltree -i profile.pstat -o script.calltree kcachegrind script.calltree