Import sys too

diff --git a/modules/buildd/files/buildd-schroot-aptitude-kill b/modules/buildd/files/buildd-schroot-aptitude-kill
index c701a93..74c4a02 100755 (executable)
--- a/modules/buildd/files/buildd-schroot-aptitude-kill
+++ b/modules/buildd/files/buildd-schroot-aptitude-kill
@@ -25,6 +25,7 @@
 
 import os
 import errno
+import sys
 try:
        import psutil
 except OSError, e: