This project depends only on SmartPy, you can install SmartPy by doing a:
$ curl -s https://SmartPy.io/dev/cli/SmartPy.sh -o /tmp/SmartPy.sh
$ chmod +x /tmp/SmartPy.sh
$ /tmp/SmartPy.sh local-install-auto smartpy
$ ./smartpy/SmartPy.sh compile ecoupon_multi_token.py "ECouponMultiToken(sp.address('tz1ZnCWM9yVcC3Dnbrk6HCCLjzeZpDUJrXbm'))" out
$ ./smartpy/SmartPy.sh test ecoupon_multi_token.py out