进度二

今天对关键词进行提取，用到了jieba库 来进行关键词的提取

import jieba
import jieba.posseg as pseg #词性标注
import jieba.analyse as anls #关键词提取
import pymysql
def guanjian(s):
    y=''
    for x, w in anls.extract_tags(s, topK=6,withWeight=True):
        y=y+' '+x
    return y