taobao.py

import requests,re
def gethtmltxt(url):
    try:
        r = requests.get(url , timeout = 30)
        r.raise_for_status()
        r.encoding = r.apparent_encoding
        return r.text
    except:
        return ""


def parsepage(ilt,html):
    try:
        plt = re.findall(r"\"view_price\"\:\"[\d\.]*\"",html)
        tlt = re.findall(r"\"raw_title\"\:\".*?\"",html)
        for i in range(len(plt)):
            price = eval(plt[i].split(":")[1])
            title = eval(tlt[i].split(":")[1])
            ilt.append([price, title])


    except:
        print("")
def printgoodlist(ilt):
    tplt = "{:4}\t{:8}\t{:16}"
    print(tplt.format("序号", "price", "title"))
    count = 0
    for g in ilt:
        count += 1
        print(tplt.format(count, g[0], g[1]))

def main():
    goods = "书包"
    depth = 2
    start_url = "https://s.taobao.com/search?q=" + goods
    infolist = []
    for i in range(depth):
        try:
            url = start_url + "$s=" + str(44*i)
            html = gethtmltxt(url)
            parsepage(infolist,html)
        except:
            continue
    printgoodlist(infolist)
    print(requests.get(url , timeout = 30).raise_for_status)
main()