Import the Set module for python < 2.4

Signed-off-by: Antonio Ospite <ospite@studenti.unina.it>

diff --git a/vrm.py b/vrm.py
index 7ac4d83..d9c2d40 100755 (executable)
--- a/vrm.py
+++ b/vrm.py
@@ -99,6 +99,12 @@ from Blender.Mathutils import *
 from math import *
 import sys, time
 
+try:
+    set()
+except NameError:
+    from sets import Set as set
+
+
 def uniq(alist):
     tmpdict = dict()
     return [tmpdict.setdefault(e,e) for e in alist if e not in tmpdict]