Drop unused imports

Sakari Rautiainen · Sakari Rautiainen · commit a9caca5e5a3c · 2018-08-27T12:51:05.000-07:00
diff --git a/testdroid/tests/test_all.py b/testdroid/tests/test_all.py
@@ -1,8 +1,6 @@
 # -*- coding: utf-8 -*-
 
 from unittest import TestCase
-import io
-import sys
 import os
 
 import testdroid
