Stay consistent with official behavior to set to None after.

johnzhou721 · web-flow · commit 9efe4f77ccd8 · 2025-07-23T13:35:33.000-05:00
diff --git a/qasync/__init__.py b/qasync/__init__.py
@@ -849,7 +849,7 @@ def _use_qeventloop(loop_factory):
         yield loop
     finally:
         loop.close()
-        asyncio.set_event_loop(old_loop)
+        asyncio.set_event_loop(None)
 
 # A run function matching the signature of asyncio.run
 def run(main_coro, *, debug=None, loop_factory=None):
