Remove *args deprecations

Author: dstansby

doc/api/next_api_changes/removals/00001-DS.rst

@@ -11,3 +11,7 @@ The deprecated ``renderer`` arguments have been removed from:
 
 The deprecated ``project`` argument has also been removed from
 ``Line3DCollection.draw()``.
+
+Passing arguments not specifically listed in the signatures of
+`.Axes3D.plot_surface` and `.Axes3D.plot_wireframe` is no longer supported.
+Pass any extra arguments as keyword arguments instead.

lib/mpl_toolkits/mplot3d/axes3d.py

@@ -1484,8 +1484,7 @@ def plot(self, xs, ys, *args, zdir='z', **kwargs):
 
     plot3D = plot
 
-    @_api.delete_parameter("3.4", "args", alternative="kwargs")
-    def plot_surface(self, X, Y, Z, *args, norm=None, vmin=None,
+    def plot_surface(self, X, Y, Z, *, norm=None, vmin=None,
                      vmax=None, lightsource=None, **kwargs):
         """
         Create a surface plot.
@@ -1659,7 +1658,7 @@ def plot_surface(self, X, Y, Z, *args, norm=None, vmin=None,
 
         # note that the striding causes some polygons to have more coordinates
         # than others
-        polyc = art3d.Poly3DCollection(polys, *args, **kwargs)
+        polyc = art3d.Poly3DCollection(polys, **kwargs)
 
         if fcolors is not None:
             if shade:
@@ -1770,8 +1769,7 @@ def norm(x):
 
         return colors
 
-    @_api.delete_parameter("3.4", "args", alternative="kwargs")
-    def plot_wireframe(self, X, Y, Z, *args, **kwargs):
+    def plot_wireframe(self, X, Y, Z, **kwargs):
         """
         Plot a 3D wireframe.
 
@@ -1883,7 +1881,7 @@ def plot_wireframe(self, X, Y, Z, *args, **kwargs):
                  + [list(zip(xl, yl, zl))
                  for xl, yl, zl in zip(txlines, tylines, tzlines)])
 
-        linec = art3d.Line3DCollection(lines, *args, **kwargs)
+        linec = art3d.Line3DCollection(lines, **kwargs)
         self.add_collection(linec)
         self.auto_scale_xyz(X, Y, Z, had_data)