diff --git a/synapse/handlers/pagination.py b/synapse/handlers/pagination.py
index bc9c9a056f..1d1fe8996d 100644
--- a/synapse/handlers/pagination.py
+++ b/synapse/handlers/pagination.py
@@ -22,8 +22,8 @@ from twisted.python.failure import Failure
from synapse.api.constants import EventTypes, Membership
from synapse.api.errors import SynapseError
-from synapse.metrics.background_process_metrics import run_as_background_process
from synapse.logging.context import run_in_background
+from synapse.metrics.background_process_metrics import run_as_background_process
from synapse.storage.state import StateFilter
from synapse.types import RoomStreamToken
from synapse.util.async_helpers import ReadWriteLock
diff --git a/synapse/handlers/profile.py b/synapse/handlers/profile.py
index e439294ddf..7dfdce9757 100644
--- a/synapse/handlers/profile.py
+++ b/synapse/handlers/profile.py
@@ -17,7 +17,6 @@
import logging
from six import raise_from
-
from six.moves import range
from signedjson.sign import sign_json
@@ -32,9 +31,9 @@ from synapse.api.errors import (
StoreError,
SynapseError,
)
+from synapse.logging.context import run_in_background
from synapse.metrics.background_process_metrics import run_as_background_process
from synapse.types import UserID, get_domain_from_id
-from synapse.logging.context import run_in_background
from ._base import BaseHandler
diff --git a/synapse/handlers/room_member.py b/synapse/handlers/room_member.py
index 0a2ff75629..2f52f2a8f2 100644
--- a/synapse/handlers/room_member.py
+++ b/synapse/handlers/room_member.py
@@ -599,9 +599,9 @@ class RoomMemberHandler(object):
if requester is not None:
sender = UserID.from_string(event.sender)
- assert sender == requester.user, (
- "Sender (%s) must be same as requester (%s)" % (sender, requester.user)
- )
+ assert (
+ sender == requester.user
+ ), "Sender (%s) must be same as requester (%s)" % (sender, requester.user)
assert self.hs.is_mine(sender), "Sender must be our own: %s" % (sender,)
else:
requester = synapse.types.create_requester(target_user)
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