matplotlib · timhoffm · Aug 7, 2019
diff --git a/doc/api/next_api_changes/2019-08-07-TH.rst b/doc/api/next_api_changes/2019-08-07-TH.rst
@@ -0,0 +1,5 @@
+Deprecations
+````````````
+
+`Axes3D` does not support minor ticks. Passing a ``minor`` parameter to
+``set_x/y/zticks`` did not have an effect and is now deprecated.
diff --git a/lib/mpl_toolkits/mplot3d/axes3d.py b/lib/mpl_toolkits/mplot3d/axes3d.py
@@ -841,25 +841,64 @@ def set_zscale(self, value, **kwargs):
        self._update_transScale()
        self.stale = True

-    def set_zticks(self, *args, **kwargs):
+    def set_xticks(self, ticks, minor=False):
        """
-        Set z-axis tick locations.
-        See :meth:`matplotlib.axes.Axes.set_yticks` for more details.
+        Set the x-axis tick locations.

        .. note::
-            Minor ticks are not supported.
+            Minor ticks are not supported by Axes3D objects.
+        """
+        # overridden to remove the non-working 'minor' parameter from the API
+        if minor is not False:
+            cbook.warn_deprecated(
+                "3.2", message="Minor ticks are not supported by Axes3D "
+                               "objects. Passing minor=True will become an "
+                               "error in future versions of matplotlib."
+            )
+        return super().set_xticks(ticks)
+
+    def set_yticks(self, ticks, minor=False):
+        """
+        Set the y-axis tick locations.
+
+        .. note::
+            Minor ticks are not supported by Axes3D objects.
+        """
+        # overridden to remove the non-working 'minor' parameter from the API
+        if minor is not False:
+            cbook.warn_deprecated(
+                "3.2", message="Minor ticks are not supported by Axes3D "
+                               "objects. Passing minor=True will become an "
+                               "error in future versions of matplotlib."
+            )
+        return super().set_yticks(ticks)
+
+    def set_zticks(self, ticks, minor=False):
+        """
+        Set the z-axis tick locations.
+
+        .. note::
+            Minor ticks are not supported by Axes3D objects.

        .. versionadded:: 1.1.0
        """
-        return self.zaxis.set_ticks(*args, **kwargs)
+        if minor is not False:
+            cbook.warn_deprecated(
+                "3.2", message="Minor ticks are not supported by Axes3D "
+                               "objects. Passing minor=True will become an "
+                               "error in future versions of matplotlib."
+            )
+        ret = self.zaxis.set_ticks(ticks)
+        self.stale = True
+        return ret

    def get_zticks(self, minor=False):
        """
        Return the z ticks as a list of locations
        See :meth:`matplotlib.axes.Axes.get_yticks` for more details.

        .. note::
-            Minor ticks are not supported.
+            Minor ticks are not supported by Axes3D objects.

        .. versionadded:: 1.1.0
        """