Remove a duplicated import

diff --git a/Lib/asyncio/test_utils.py b/Lib/asyncio/test_utils.py
index 131a546080b22348a6671b167b4a8d5cba22d63c..4c658da37bd6e0907cc47474daba36a2c6216d85 100644 (file)
--- a/Lib/asyncio/test_utils.py
+++ b/Lib/asyncio/test_utils.py
@@ -3,7 +3,6 @@
 import collections
 import contextlib
 import io
-import unittest.mock
 import os
 import sys
 import threading