mock in dependencies

Author: peppelinux

tox.ini

@@ -9,6 +9,7 @@ commands =
     python tests/run_tests.py
 
 deps =
+    mock
     django22: Django>=2.2,<3.0
     django30: Django>=3.0,<3.1
     djangomaster: https://github.com/django/django/archive/master.tar.gz