Fix `TypeError: 'dict_keys' object is not reversible` (#14280)

2022-10-24 13:05:14 +01:00 · 2022-10-24 13:05:14 +01:00 · 09b588854e
parent 1c642156d7
commit 09b588854e
2 changed files with 2 additions and 2 deletions
--- a/changelog.d/14280.bugfix
+++ b/changelog.d/14280.bugfix
@ -0,0 +1 @@
+Fix broken outbound federation when using Python 3.7. Broke in v1.70.0rc1.
--- a/synapse/federation/sender/init.py
+++ b/synapse/federation/sender/init.py
@ -536,8 +536,7 @@ class FederationSender(AbstractFederationSender):

                if event_entries:
                    now = self.clock.time_msec()
-                    last_id = next(reversed(event_ids))
-                    ts = event_to_received_ts[last_id]
+                    ts = max(t for t in event_to_received_ts.values() if t)
                    assert ts is not None

                    synapse.metrics.event_processing_lag.labels(
				`@ -0,0 +1 @@`
				`Fix broken outbound federation when using Python 3.7. Broke in v1.70.0rc1.`