TST: fix missing implicit import in marker code

tacaswell · tacaswell · commit d6133701f7fa · 2022-08-09T17:51:28.000-04:00
diff --git a/lib/matplotlib/testing/_markers.py b/lib/matplotlib/testing/_markers.py
@@ -8,6 +8,7 @@
 import pytest
 
 import matplotlib.testing
+import matplotlib.testing.compare
 from matplotlib import _get_executable_info, ExecutableNotFoundError
 
 
