Updated Commands' __call__ to return the callback

As opposed to the callback object itself

Author: Mahi

addons/source-python/packages/source-python/commands/command.py

@@ -32,8 +32,8 @@ def __call__(self, callback):
         self._manager_class.register_commands(
             self.names, self.callback, *self.args, **self.kwargs)
 
-        # Return the object
-        return self
+        # Return the original callback
+        return callback
 
     def _unload_instance(self):
         """Unregister the commands."""