Fix bug in signs of FormatterDMS/HMS.

QuLogic · QuLogic · commit 57b4e491f90f · 2018-02-05T20:10:03.000-05:00
diff --git a/lib/mpl_toolkits/axisartist/angle_helper.py b/lib/mpl_toolkits/axisartist/angle_helper.py
@@ -283,7 +283,7 @@ def __call__(self, direction, factor, values):
             if ss[-1] == -1:
                 inverse_order = True
                 values = values[::-1]
-                sings = signs[::-1]
+                signs = signs[::-1]
             else:
                 inverse_order = False
 
