ran 2to3

cspsubdiv.py

@@ -2,7 +2,8 @@
 from bezmisc import *
 from ffgeom import *
   
-def maxdist(((p0x,p0y),(p1x,p1y),(p2x,p2y),(p3x,p3y))):  
+def maxdist(xxx_todo_changeme):  
+    ((p0x,p0y),(p1x,p1y),(p2x,p2y),(p3x,p3y)) = xxx_todo_changeme
     p0 = Point(p0x,p0y)  
     p1 = Point(p1x,p1y)  
     p2 = Point(p2x,p2y)