python 爬取京东商品评分

爬取京东商品评分

import requests
import json

def jd(url):
    id = url.replace('https://item.jd.com/', '').replace('.html', '')
    params = {
        'callback': 'fetchJSON_comment98',
        'productId': id,
        'score': 0,
        'sortType': 5,
        'page': 0,
        'pageSize': 10,
        'isShadowSku': 0,
        'fold': 1,
    }
    url ='http://club.jd.com/comment/productPageComments.action'
    res = requests.get(url,params=params)
    json_str = res.text[20:-2]
    info_dic =json.loads(json_str)
    goodRateShow=info_dic.get('productCommentSummary').get('goodRateShow')
    print(goodRateShow)
    return goodRateShow

if __name__ == '__main__':
    jd('https://item.jd.com/2338719.html')