1 files changed, 17 insertions, 16 deletions
diff --git a/synapse/push/mailer.py b/synapse/push/mailer.py
index d4be800e5e..bfa6df7b68 100644
--- a/synapse/push/mailer.py
+++ b/synapse/push/mailer.py
@@ -13,30 +13,31 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-from twisted.internet import defer
-from twisted.mail.smtp import sendmail
-
-import email.utils
 import email.mime.multipart
-from email.mime.text import MIMEText
+import email.utils
+import logging
+import time
+import urllib
 from email.mime.multipart import MIMEMultipart
+from email.mime.text import MIMEText
 
-from synapse.util.async import concurrently_execute
+import bleach
+import jinja2
+
+from twisted.internet import defer
+from twisted.mail.smtp import sendmail
+
+from synapse.api.constants import EventTypes
+from synapse.api.errors import StoreError
 from synapse.push.presentable_names import (
-    calculate_room_name, name_from_member_event, descriptor_from_member_events
+    calculate_room_name,
+    descriptor_from_member_events,
+    name_from_member_event,
 )
 from synapse.types import UserID
-from synapse.api.errors import StoreError
-from synapse.api.constants import EventTypes
+from synapse.util.async_helpers import concurrently_execute
 from synapse.visibility import filter_events_for_client
 
-import jinja2
-import bleach
-
-import time
-import urllib
-
-import logging
 logger = logging.getLogger(__name__)