pdb

python_debugger.md

import pdb; pdb.set_trace()
# You can put it anywhere in a function

python -m pdb manage.py runserver

• c = continue
• n = next
• a = arguments of current function
• q = quit (not ctrl+c as you might think that'll just make pdb angry)

https://docs.python.org/3/library/pdb.html#debugger-commands