Add comments and formatting in makewalls.py
Add comments and formatting in makewalls.py

petebachant/RM2-CACTUS,petebachant/RM2-CACTUS,petebachant/RM2-CACTUS,UNH-CORE/RM2-CACTUS,UNH-CORE/RM2-CACTUS,UNH-CORE/RM2-CACTUS