From: Robert Minsk <rminsk@(email surpressed)>
Subject: Re: [Q+A] Nuke cross platform pathnames
   Date: Wed, 30 Jun 2010 18:01:55 -0400

Greg Ercolano wrote:
> 	Yes; short answer is to see Nuke's own 'customizing' documentation
> 	on handling file paths across platforms.

More specifically you will need to define a python function that takes a
filename as an argument a returns a new filename.  You then need to install it
as a FilenameFilter callback (nuke.addFilenameFilter) in your sites init.py file.