将QQ群里面的聊天记录按不同的群成员归类。统计每个人的聊天记录，根据每个人的发言字数、发言次数以及自己定义一些关键词，将这些群成员打上标签(The chat records in the QQ group are grouped according to different group members.Count each person's chat history and tag the members of each group according to the number of word