Fix python3.9 (Comfy-Org#8858)

comfyanonymous · web-flow · commit b7ff5bd14def · 2025-07-10T15:21:18.000-04:00
diff --git a/comfy_execution/progress.py b/comfy_execution/progress.py
@@ -317,7 +317,7 @@ def reset_handlers(self) -> None:
             handler.reset()
 
 # Global registry instance
-global_progress_registry: ProgressRegistry | None = None
+global_progress_registry: ProgressRegistry = None
 
 def reset_progress_state(prompt_id: str, dynprompt: "DynamicPrompt") -> None:
     global global_progress_registry
