diff --git a/synapse/storage/databases/main/events_worker.py b/synapse/storage/databases/main/events_worker.py
index 1d83390827..b188f32927 100644
--- a/synapse/storage/databases/main/events_worker.py
+++ b/synapse/storage/databases/main/events_worker.py
@@ -1665,7 +1665,7 @@ class EventsWorkerStore(SQLBaseStore):
txn.database_engine, "e.event_id", event_ids
)
txn.execute(sql + clause, args)
- found_events = {eid for eid, in txn}
+ found_events = {eid for (eid,) in txn}
# ... and then we can update the results for each key
return {eid: (eid in found_events) for eid in event_ids}
@@ -1864,9 +1864,9 @@ class EventsWorkerStore(SQLBaseStore):
" LIMIT ?"
)
txn.execute(sql, (-last_id, -current_id, instance_name, limit))
- new_event_updates: List[Tuple[int, Tuple[str, str, str, str, str, str]]] = (
- []
- )
+ new_event_updates: List[
+ Tuple[int, Tuple[str, str, str, str, str, str]]
+ ] = []
row: Tuple[int, str, str, str, str, str, str]
# Type safety: iterating over `txn` yields `Tuple`, i.e.
# `Tuple[Any, ...]` of arbitrary length. Mypy detects assigning a
|