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Snapshot example should enable clear_after to match description. Closes #2962

Ask Solem hace 9 años
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      docs/userguide/monitoring.rst

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docs/userguide/monitoring.rst

@@ -504,6 +504,7 @@ Here is an example camera, dumping the snapshot to screen:
     from celery.events.snapshot import Polaroid
 
     class DumpCam(Polaroid):
+        clear_after = True  # clear after flush (incl, state.event_count).
 
         def on_shutter(self, state):
             if not state.event_count: