find . -delete

find . ... -delete
   instead of
find . ... | xargs rm -f

diff --git a/Makefile b/Makefile
index bbf6e08fec03e56e299d780ec7d066b3ab5c325d..8e5e67a930e9ffd2b8306b76714a657d45310a72 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -31,4 +31,4 @@ examples_distr:
 
 .PHONY: clean
 clean:
-       find . -name '*.py[co]' -print | xargs rm -f
+       find . -depth -type f -name '*.py[co]' -delete