fix isort

testbench/common.py

@@ -24,15 +24,16 @@
 import socket
 import struct
 import types
+from collections.abc import Iterable
 from functools import wraps
 
 import flask
 import scalpl
-from collections.abc import Iterable
 from google.protobuf import timestamp_pb2
 from grpc import StatusCode
 from requests_toolbelt import MultipartDecoder
-from requests_toolbelt.multipart.decoder import ImproperBodyPartContentException
+from requests_toolbelt.multipart.decoder import \
+    ImproperBodyPartContentException
 
 import testbench
 from google.storage.v2 import storage_pb2

tests/test_testbench_retry.py

@@ -22,11 +22,12 @@
 import unittest
 import unittest.mock
 
+from grpc import StatusCode
+
 import gcs
 import testbench
-from testbench import rest_server
 from google.storage.v2 import storage_pb2
-from grpc import StatusCode
+from testbench import rest_server
 
 UPLOAD_QUANTUM = 256 * 1024