changed shebang to be more universal
diff --git a/library/juju_facts.py b/library/juju_facts.py
index 70850e0..11c8208 100644
--- a/library/juju_facts.py
+++ b/library/juju_facts.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/env python
 
 import json
 import subprocess