whitespace

Author: kumaraditya303

Lib/asyncio/unix_events.py

@@ -1481,6 +1481,7 @@ def set_child_watcher(self, watcher):
         """Set the watcher for child processes."""
 
         assert watcher is None or isinstance(watcher, AbstractChildWatcher)
+
         if self._watcher is not None:
             self._watcher.close()