Fix RuntimeError: dictionary changed size during iteration

Author: codingjoe

yeelib/discover.py

@@ -113,11 +113,11 @@ async def _restart():
 
 async def remove_missing_bulbs(timeout=60):
     while True:
-        missing_bulbs = (
+        missing_bulbs = [
             idx
             for idx, bulb in bulbs.items()
             if bulb.last_seen < time.time() - timeout
-        )
+        ]
         for idx in missing_bulbs:
             logger.info('%r has not been seen in a while and will be removed', bulbs[idx])
             del bulbs[idx]