linting

synapse/rest/media/v1/config_resource.py

@@ -14,7 +14,6 @@
 # limitations under the License.
 #
 
-from twisted.internet import defer
 from twisted.web.resource import Resource
 from twisted.web.server import NOT_DONE_YET
 from synapse.http.server import respond_with_json, wrap_json_request_handler
@@ -41,4 +40,4 @@ class MediaConfigResource(Resource):
 
     def render_OPTIONS(self, request):
         respond_with_json(request, 200, {}, send_cors=True)
-        return NOT_DONE_YET
+        return NOT_DONE_YET