Index: pyclipper-1.1.0.post3/tests/test_pyclipper.py
===================================================================
--- pyclipper-1.1.0.post3.orig/tests/test_pyclipper.py	2019-11-29 17:53:00.000000000 +0100
+++ pyclipper-1.1.0.post3/tests/test_pyclipper.py	2020-06-02 16:53:28.959317899 +0200
@@ -4,7 +4,10 @@ Tests for Pyclipper wrapper library.
 """
 
 from __future__ import print_function
-from unittest2 import TestCase, main
+try:
+  from unittest2 import TestCase, main
+except ImportError:
+  from unittest import TestCase, main
 import sys
 
 if sys.version_info < (3,):