File remove-mock.patch of Package python-sphinxcontrib-blockdiag

Index: sphinxcontrib-blockdiag-3.0.0/tests/test_errors.py
===================================================================
--- sphinxcontrib-blockdiag-3.0.0.orig/tests/test_errors.py
+++ sphinxcontrib-blockdiag-3.0.0/tests/test_errors.py
@@ -1,6 +1,6 @@
 # -*- coding: utf-8 -*-
 
-from mock import patch
+from unittest.mock import patch
 
 import os
 import sys