FIX

jklymak · jklymak · commit 87b8ae778143 · 2021-05-31T07:46:38.000-07:00
diff --git a/lib/matplotlib/colorbar.py b/lib/matplotlib/colorbar.py
@@ -996,13 +996,6 @@ def _inverse_boundaries(self, x):
         b = self._boundaries
         return np.interp(x, np.linspace(0, b[-1], len(b)), b)
 
-    def _forward_from_norm(self, x):
-        y = self.norm(x)
-        return y
-
-    def _inverse_from_norm(self, x):
-        return self.norm.inverse(x)
-
     def _reset_locator_formatter_scale(self):
         """
         Reset the locator et al to defaults.  Any user-hardcoded changes
@@ -1037,7 +1030,7 @@ def _reset_locator_formatter_scale(self):
         else:
             # norm._scale is None or not an attr: derive the scale from
             # the Norm:
-            funcs = (self._forward_from_norm, self._inverse_from_norm)
+            funcs = (lambda x: self.norm(x), lambda x: self.norm.inverse(x))
             self.ax.set_xscale('function', functions=funcs)
             self.ax.set_yscale('function', functions=funcs)
             self.__scale = 'function'
