refactor: Move SubInfo to stream_subscription.py.

zerver/lib/actions.py

@@ -4,7 +4,6 @@ import logging
 import os
 import time
 from collections import defaultdict
-from dataclasses import dataclass
 from operator import itemgetter
 from typing import (
     AbstractSet,
@@ -122,6 +121,7 @@ from zerver.lib.sessions import delete_user_sessions
 from zerver.lib.storage import static_path
 from zerver.lib.stream_recipient import StreamRecipientMap
 from zerver.lib.stream_subscription import (
+    SubInfo,
     bulk_get_peers,
     bulk_get_subscriber_peer_info,
     get_active_subscriptions_for_stream_id,
@@ -234,13 +234,6 @@ from zerver.models import (
 )
 from zerver.tornado.django_api import send_event
 
-
-@dataclass
-class SubInfo:
-    user: UserProfile
-    sub: Subscription
-    stream: Stream
-
 if settings.BILLING_ENABLED:
     from corporate.lib.stripe import (
         downgrade_now_without_creating_additional_invoices,

zerver/lib/stream_subscription.py

@@ -16,6 +16,12 @@ from zerver.models import (
 )
 
 
+@dataclass
+class SubInfo:
+    user: UserProfile
+    sub: Subscription
+    stream: Stream
+
 @dataclass
 class SubscriberPeerInfo:
     subscribed_ids: Dict[int, Set[int]]