python gen-sha.py application/vnd.vectrex ~/retro/vectrex/*
python gen-sha.py application/vnd.atari2600.cart ~/retro/atari2600/cart/*
python gen-sha.py application/vnd.atari2600.starpath ~/retro/atari2600/starpath/*
python gen-sha.py application/vnd.atari5200.cart ~/retro/atari5200/*
