use main function

bin/rzr

@@ -213,7 +213,7 @@ def list_profiles():
         print("No profiles available")
 
 
-if __name__ == "__main__":
+def main():
 
     global device_manager, lightmap_directory, profile_directory
 
@@ -295,3 +295,7 @@ if __name__ == "__main__":
         iterate_lights()
     elif args.command:
         apply_profile(args.command)
+
+
+if __name__ == "__main__":
+    main()