Update _axes.py

aliibaker · web-flow · commit 4e1e61e4167d · 2020-11-29T03:04:21.000+02:00
diff --git a/lib/matplotlib/axes/_axes.py b/lib/matplotlib/axes/_axes.py
@@ -7662,6 +7662,9 @@ def spy(self, Z, precision=0, marker=None, markersize=None,
             if 'interpolation' in kwargs:
                 raise TypeError(
                     "spy() got an unexpected keyword argument 'interpolation'")
+            if 'norm' in kwargs:
+                raise TypeError(
+                    "spy() got an unexpected keyword argument 'norm'")
             ret = self.imshow(mask, norm=mcolors.NoNorm(),
                               interpolation='nearest', aspect=aspect,
                               origin=origin, **kwargs)
