WaiterFailedError ¶ WaiterFailedError(waiter_name: str, reason: str) Bases: MediaStoreError Raised when a waiter hits an acceptor with state="failure". Parameters: waiter_name (str) – snake_case waiter name (e.g. bucket_exists). reason (str) – Short description of which acceptor fired. reason instance-attribute ¶ reason = reason waiter_name instance-attribute ¶ waiter_name = waiter_name