QuantumGhost b9bc48d8dd
feat(api): Introduce Broadcast Channel (#27835)
This PR introduces a `BroadcastChannel` abstraction with broadcasting and at-most once delivery semantics, serving as the communication component between celery worker and API server.

It also includes a reference implementation backed by Redis PubSub.

Co-authored-by: gemini-code-assist[bot] <176961590+gemini-code-assist[bot]@users.noreply.github.com>
Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>
Co-authored-by: autofix-ci[bot] <114827586+autofix-ci[bot]@users.noreply.github.com>
2025-11-10 17:23:21 +08:00

13 lines
361 B
Python

class BroadcastChannelError(Exception):
"""`BroadcastChannelError` is the base class for all exceptions related
to `BroadcastChannel`."""
pass
class SubscriptionClosedError(BroadcastChannelError):
"""SubscriptionClosedError means that the subscription has been closed and
methods for consuming messages should not be called."""
pass