Simplify SecondaryAxis.set_color.

anntzer · anntzer · commit 92ee91b03d46 · 2021-05-17T14:11:25.000+02:00
The "orthogonal" axis is invisible, so we can just set the color of all
ticks, spines, and labels, regardless of orientation.
diff --git a/lib/matplotlib/axes/_secondary_axes.py b/lib/matplotlib/axes/_secondary_axes.py
@@ -245,16 +245,11 @@ def set_color(self, color):
         ----------
         color : color
         """
-        if self._orientation == 'x':
-            self.tick_params(axis='x', colors=color)
-            self.spines.bottom.set_color(color)
-            self.spines.top.set_color(color)
-            self.xaxis.label.set_color(color)
-        else:
-            self.tick_params(axis='y', colors=color)
-            self.spines.left.set_color(color)
-            self.spines.right.set_color(color)
-            self.yaxis.label.set_color(color)
+        self.tick_params(colors=color)
+        for spine in self.spines.values():
+            spine.set_color(color)
+        for axis in self._get_axis_list():
+            axis.label.set_color(color)
 
 
 _secax_docstring = '''
