6101 /trunk/urbansim_zone/household/aliases.py 11/04/2009 14:32:40 lmwang 6101 6101 /trunk/urbansim_zone/zone/aliases.py 11/04/2009 14:32:40 lmwang 6101 6101 /trunk/urbansim/models/location_choice_model.py 11/04/2009 14:32:40 lmwang 6101