import requestsimport re,jsonimport pandasclass base():    def __init__(self,url):        self.url = url    def all_url(self):        return [self.url + "%s" % i for i in range(1,100)]    def loads_jsonp(self,_jsonp):        try:            return json.loads(re.match(".*?({.*}).*",_jsonp,re.S).group(1))        except:            raise ValueError('Invalid Input')    def url_req(self,url):        content = requests.get(url).text        aa = self.loads_jsonp(content)        return aa    def taobao_comment(self,data):        for i in data['comments']:            data = {}            data['昵称']=i['user']['nick']            data['评论']=i['content']            info_list.append(data)    def tianmao_comment(self,data):        for i in data['rateList']:            data = {}            data['昵称']=i['displayUserNick']            data['评论']=i['rateContent']            info_list.append(data)    def comment(self,url):        data = self.url_req(url)        self.tianmao_comment(data) if 'tmall' in url else self.taobao_comment(data)            def main(url):    data = base(url)    for i in data.all_url():        data.comment(i)        print(len(info_list))if __name__ == "__main__":    url = 'https://rate.tmall.com/list_detail_rate.htm?itemId=39258348512&spuId=250685252&sellerId=2106913388&order=3&currentPage='    info_list = []    main(url)    df =pandas.DataFrame(info_list)    df.to_excel('comments.xlsx',index=False)