Cleanup all .so files on 'make clean'

Otherwise 'make test' can result in very weird error messages, if
hitting https://bugs.python.org/issue7559 (don't ask…).

diff --git a/Makefile b/Makefile
index 2005cc3b539d5a97a7e08518455ce857234e283f..64e87477b1e5942fa56977e2638c40f7dbfadb1a 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -37,6 +37,7 @@ test:
 clean:
        rm -rf $(DOCHTML) $(DOCTREES)
        rm -f $(MODNAME)
+       rm -f *.so
        rm -rf build
 
 .PHONY: doc test clean dist