figment/nifxml — comment on commit 53607abe055d8fed854adae4368c56922e30b8e7
File:  line 0
By amorilia:

Right - "isinstance" is something new on the table. See discussion in the forum thread for further explanation:

http://niftools.sourceforge.net/forum/viewtopic.php?f=10&t=3193

Feel free to make further comments in that thread.