Fix environment

Change-Id: Ic053e2717a222f4db36e03ef1bba8a72c6bcaafa
diff --git a/.gitignore b/.gitignore
index a3ca0ed..3e68042 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,7 +1,9 @@
 .DS*
-.waf*
+.waf-1*
+.waf3-1*
 build
 .lock-*
 osx/Frameworks/Sparkle*
 waf-tools/*.pyc
 ndnx-control-center.xcodeproj
+*.pyc
\ No newline at end of file