今天花了点时间写了一个新的爬虫。
难点在于通过Chrome浏览器来分析请求。查看返回的数据。来看哪个是真正的请求。
代码还有很多可以优化的地方！！！

调试的图片

通过Chrome的开发者模式找到评论的入口。
time is cheap，code time！

import requests,time,json
import pymysql


def get_page(url):
    headers = {
        'User-Agent':'Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.0.8) 
        Gecko Fedora/1.9.0.8-1.fc10 Kazehakase/0.5.6'
              }
        response = requests.get(url,headers=headers)
        text = response.text
        print(text)

        new_text = text[27:-2]
        result = json.loads(new_text)  #将json格式的文字转化成字符串
        comments = result['comments']
        for i in comments:
            items = []
            items.append(str(i['id']))
            items.append(i['content'])
            items.append(i['referenceName'])
            items.append(i['referenceTime'])
            items.append(i['nickname'])
            items.append(i['productColor'])
            items.append(i['userLevelName'])
            items.append(i['userLevelId'])
            items.append(i['userClientShow'])
            items.append(i['mobileVersion'])
            items.append(str(i['isMobile']))
            #print(items)
            saveSql(items)


def saveSql(items):
    id = items[0]
    content = items[1]
    referenceName = items[2]
    referenceTime = items[3]
    userLevelId = items[4]
    nickname = items[5]
    productColor = items[6]
    userLevelName = items[7]
    userClientShow = items[8]
    mobileVersion = items[9]
    isMobile = items[10]

    conn = pymysql.connect(host='localhost',port=3306,user='root',password='123456',database='jdlipstick')
    cur = conn.cursor()
    sql = 'INSERT INTO contents(id,content,referenceName,referenceTime,userLevelId,nickname,productColor,userLevelName,userClientShow,mobileVersion,isMobile) VALUES ("%s","%s","%s","%s","%s","%s","%s","%s","%s","%s","%s")'%(
    id, content, referenceName, referenceTime, userLevelName, nickname, productColor, userLevelId, userClientShow,
    mobileVersion, isMobile)
    try:
        cur.execute(sql)
        conn.commit()
    except:
         print("error",sql)
    finally:
        print('sucessfully')
        cur.close()
        conn.close()


if __name__ == '__main__':
    for i in range(100,101):
    url = 'https://sclub.jd.com/comment/productPageComments.action?callback=fetchJSON_comment98vv30097&productId=12259131996&score=0&sortType=5&page={}&pageSize=10&isShadowSku=0&rid=0&fold=1'.format(i)
    get_page(url)
    print("current page%s"%i)

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