Improve make clean

diff --git a/Makefile b/Makefile
index 687d36b46a952ab8615200a824b0a2d12ec29289..e38f79b2f5b1b5ce524804d56c34e6cb96c0f658 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -25,5 +25,5 @@ test: build
 
 .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)