FLK8: fix flae8 complaint: unrelated to this PR

jklymak · jklymak · commit 9e8acd6fd8dc · 2020-08-18T10:09:16.000-07:00
diff --git a/lib/matplotlib/tests/test_pickle.py b/lib/matplotlib/tests/test_pickle.py
@@ -1,6 +1,5 @@
 from io import BytesIO
 import pickle
-import platform
 
 import numpy as np
 import pytest
