for e in self.edges.itervalues():
e.v1=self.verts[e.v1.index]
e.v2=self.verts[e.v2.index]
for e in self.edges.itervalues():
e.v1=self.verts[e.v1.index]
e.v2=self.verts[e.v2.index]
if obj.getType()!="Mesh":
raise Exception, "Can only export Mesh data"
if obj.getType()!="Mesh":
raise Exception, "Can only export Mesh data"