Should call python as #!/usr/bin/env python

installer/check_modules.py

@@ -1,12 +1,12 @@
-#!/usr/bin/python
+#!/usr/bin/env python
 import sys
 try:
-	import dns
+  import dns
-	has = 1
+  has = 1
 except:
-	has = 0
+  has = 0
 
 if has == 1:
-	sys.exit(0)
+  sys.exit(0)
 else:
-	sys.exit(1)
+  sys.exit(1)