.PHONY: clean
clean:
- $(RM) build dist MANIFEST venv $(NAME).egg-info
- $(RM) $(NAME)/_islhelper.*.so $(NAME)/__pycache__ $(NAME)/tests/__pycache__
+ $(RM) build dist MANIFEST venv $(NAME).egg-info $(NAME)/_islhelper.*.so
+ find . -name __pycache__ | xargs $(RM)