get_zaxis method for 3d axes

ImportanceOfBeingErnest · ImportanceOfBeingErnest · commit c7edaf8470bc · 2018-06-06T13:21:51.000+02:00
diff --git a/lib/mpl_toolkits/mplot3d/axes3d.py b/lib/mpl_toolkits/mplot3d/axes3d.py
@@ -205,6 +205,10 @@ def _init_axis(self):
         for ax in self.xaxis, self.yaxis, self.zaxis:
             ax.init3d()
 
+    def get_zaxis(self):
+        '''Return the `ZAxis<~.axis3d.Axis>` instance.'''
+        return self.w_zaxis
+
     def get_children(self):
         return [self.zaxis] + super().get_children()
 
@@ -2435,18 +2439,18 @@ def bar3d(self, x, y, z, dx, dy, dz, color=None,
 
         zsort : str, optional
             The z-axis sorting scheme passed onto
-            :func:`~mpl_toolkits.mplot3d.art3d.Poly3DCollection`
+            :class:`~.art3d.Poly3DCollection`
 
         shade : bool, optional (default = True)
             When true, this shades the dark sides of the bars (relative
             to the plot's source of light).
 
-        Any additional keyword arguments are passed onto
-        :func:`~mpl_toolkits.mplot3d.art3d.Poly3DCollection`
+        **kwargs : Any additional keyword arguments are passed onto
+            :class:`~.art3d.Poly3DCollection`.
 
         Returns
         -------
-        collection : Poly3DCollection
+        collection : `~.art3d.Poly3DCollection`
             A collection of three dimensional polygons representing
             the bars.
         """
