Merge pull request #7343 from lberruti/alternatives_python5_2

Make alternatives module python 2.5 compatible

library/system/alternatives

@@ -126,7 +126,7 @@ def main():
             )
 
             module.exit_json(changed=True)
-        except subprocess.CalledProcessError as cpe:
+        except subprocess.CalledProcessError, cpe:
             module.fail_json(msg=str(dir(cpe)))
     else:
         module.exit_json(changed=False)