From 9eebc1e73b014c00f6c2d6e6760dfda809324a08 Mon Sep 17 00:00:00 2001
From: Michael Kaye <1917473+michaelkaye@users.noreply.github.com>
Date: Thu, 24 Oct 2019 18:17:33 +0100
Subject: [PATCH] use %r to __repr__ objects

This avoids calculating __repr__ unless we are going to log.
---
 synapse/federation/federation_client.py              | 2 +-
 synapse/federation/transport/client.py               | 4 ++--
 synapse/storage/data_stores/main/event_federation.py | 2 +-
 3 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/synapse/federation/federation_client.py b/synapse/federation/federation_client.py
index 5b22a39b7f..f5c1632916 100644
--- a/synapse/federation/federation_client.py
+++ b/synapse/federation/federation_client.py
@@ -196,7 +196,7 @@ class FederationClient(FederationBase):
             dest, room_id, extremities, limit
         )
 
-        logger.debug("backfill transaction_data=%s", repr(transaction_data))
+        logger.debug("backfill transaction_data=%r", transaction_data)
 
         room_version = yield self.store.get_room_version(room_id)
         format_ver = room_version_to_event_format(room_version)
diff --git a/synapse/federation/transport/client.py b/synapse/federation/transport/client.py
index 7b18408144..920fa86853 100644
--- a/synapse/federation/transport/client.py
+++ b/synapse/federation/transport/client.py
@@ -122,10 +122,10 @@ class TransportLayerClient(object):
             Deferred: Results in a dict received from the remote homeserver.
         """
         logger.debug(
-            "backfill dest=%s, room_id=%s, event_tuples=%s, limit=%s",
+            "backfill dest=%s, room_id=%s, event_tuples=%r, limit=%s",
             destination,
             room_id,
-            repr(event_tuples),
+            event_tuples,
             str(limit),
         )
 
diff --git a/synapse/storage/data_stores/main/event_federation.py b/synapse/storage/data_stores/main/event_federation.py
index a470a48e0f..60bcfb768a 100644
--- a/synapse/storage/data_stores/main/event_federation.py
+++ b/synapse/storage/data_stores/main/event_federation.py
@@ -365,7 +365,7 @@ class EventFederationWorkerStore(EventsWorkerStore, SignatureWorkerStore, SQLBas
 
     def _get_backfill_events(self, txn, room_id, event_list, limit):
         logger.debug(
-            "_get_backfill_events: %s, %s, %s", room_id, repr(event_list), limit
+            "_get_backfill_events: %s, %r, %s", room_id, event_list, limit
         )
 
         event_results = set()
-- 
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