diff python/poly-utils.py @ 636:3058e00887bc

removed all issues because of tests with None, using is instead of == or !=
author Nicolas Saunier <nicolas.saunier@polymtl.ca>
date Tue, 24 Mar 2015 18:11:28 +0100
parents dc2d0a0d7fe1
children 15e244d2a1b5
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