ChatterBot 笔记
pip install --upgrade chatterbot==0.7.4 (更高版本(截止ChatterBot-0.8.7)会出错: OperationalError: (sqlite3.OperationalError) cannot change into wal mode from within a transaction
Read-Only模式(非学习)
chatbot = ChatBot(" &#*#*&& ", read_only=True)
可用 fuzzywuzzy 控制学习或回答 https://github.com/seatgeek/fuzzywuzzy