1 files changed, 24 insertions, 16 deletions
diff --git a/synapse/replication/tcp/protocol.py b/synapse/replication/tcp/protocol.py
index 171a698e14..dec5ac0913 100644
--- a/synapse/replication/tcp/protocol.py
+++ b/synapse/replication/tcp/protocol.py
@@ -49,29 +49,37 @@ indicate which side is sending, these are *not* included on the wire::
     * connection closed by server *
 """
 
+import fcntl
+import logging
+import struct
+from collections import defaultdict
+
+from six import iteritems, iterkeys
+
+from prometheus_client import Counter
+
 from twisted.internet import defer
 from twisted.protocols.basic import LineOnlyReceiver
 from twisted.python.failure import Failure
 
-from .commands import (
-    COMMAND_MAP, VALID_CLIENT_COMMANDS, VALID_SERVER_COMMANDS,
-    ErrorCommand, ServerCommand, RdataCommand, PositionCommand, PingCommand,
-    NameCommand, ReplicateCommand, UserSyncCommand, SyncCommand,
-)
-from .streams import STREAMS_MAP
-
 from synapse.metrics import LaterGauge
 from synapse.util.stringutils import random_string
 
-from prometheus_client import Counter
-
-from collections import defaultdict
-
-from six import iterkeys, iteritems
-
-import logging
-import struct
-import fcntl
+from .commands import (
+    COMMAND_MAP,
+    VALID_CLIENT_COMMANDS,
+    VALID_SERVER_COMMANDS,
+    ErrorCommand,
+    NameCommand,
+    PingCommand,
+    PositionCommand,
+    RdataCommand,
+    ReplicateCommand,
+    ServerCommand,
+    SyncCommand,
+    UserSyncCommand,
+)
+from .streams import STREAMS_MAP
 
 connection_close_counter = Counter(
     "synapse_replication_tcp_protocol_close_reason", "", ["reason_type"])