Pre-merge code cleanup

src/common/tests/MockServicerImpl_Context.py

@@ -17,8 +17,9 @@ from typing import Any, Dict, Iterator, List, Set
 from common.proto.context_pb2 import (
     Connection, ConnectionEvent, ConnectionId, ConnectionIdList, ConnectionList,
     Context, ContextEvent, ContextId, ContextIdList, ContextList,
-    Device, DeviceEvent, DeviceFilter, DeviceId, DeviceIdList, DeviceList, Empty,
-    EventTypeEnum, Link, LinkEvent, LinkId, LinkIdList, LinkList,
+    Device, DeviceEvent, DeviceFilter, DeviceId, DeviceIdList, DeviceList,
+    Empty, EventTypeEnum,
+    Link, LinkEvent, LinkId, LinkIdList, LinkList,
     Service, ServiceEvent, ServiceFilter, ServiceId, ServiceIdList, ServiceList,
     Slice, SliceEvent, SliceFilter, SliceId, SliceIdList, SliceList,
     Topology, TopologyEvent, TopologyId, TopologyIdList, TopologyList)