Added norm=mcolors.NoNorm() to fix the bug

bakes · bakes · commit a6be274ddafb · 2020-11-20T03:34:50.000+02:00
diff --git a/lib/matplotlib/axes/_axes.py b/lib/matplotlib/axes/_axes.py
@@ -7662,7 +7662,7 @@ def spy(self, Z, precision=0, marker=None, markersize=None,
             if 'interpolation' in kwargs:
                 raise TypeError(
                     "spy() got an unexpected keyword argument 'interpolation'")
-            ret = self.imshow(mask, interpolation='nearest', aspect=aspect,
+            ret = self.imshow(mask, norm=mcolors.NoNorm(), interpolation='nearest', aspect=aspect,
                               origin=origin, **kwargs)
         else:
             if hasattr(Z, 'tocoo'):
