btcchina-api-python for python 3.xx
for saving you time, this is the brcc python 3.xx api just use the brcchiunaClient.py and follow the first function you should be fine
''' 来自可爱的seenkitty My Motto mot4f6e6c7920486973746f7279204a75646765732
help me buy food with BTC: 1MzAqFPkEro5Z4SJBtuTYm4DAc3WdzQAgc '''