21721: Remove tests_require=mock

[arvados.git] / sdk / python / tests / test_collections.py

diff --git a/sdk/python/tests/test_collections.py b/sdk/python/tests/test_collections.py
index 9e753506b3550d66b8939f355496c64f6abfb031..65b89056bb40837a133b6a793ddbfe2382f3de83 100644 (file)
--- a/sdk/python/tests/test_collections.py
+++ b/sdk/python/tests/test_collections.py
@@ -7,7 +7,6 @@ from __future__ import absolute_import
 from builtins import object
 import arvados
 import copy
-import mock
 import os
 import random
 import re
@@ -18,6 +17,8 @@ import time
 import unittest
 import parameterized
 
+from unittest import mock
+
 from . import run_test_server
 from arvados._ranges import Range, LocatorAndRange
 from arvados.collection import Collection, CollectionReader