>> You could I suppose though that would just be adding another hack on >> top of existing questionable behavior.
Antoine> Agreed. We should fix the original function so that it has the Antoine> obvious, intented effect. Leaving the buggy function in place Antoine> and adding another function with the proper behaviour sounds Antoine> ridiculous.
If we add commonpath or commonpathprefix or pathprefix, or whatever, then find someplace to move the existing commonprefix function (maybe to the string module or as a class method of string objects?) then could we make a 2to3 fixer for this?