python爬虫二

from bs4 import BeautifulSoupimport  requestsdef getHTMLText():  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_prie\"\:\"[\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","价格","商品名称"))    count=0    for g in ilt:        count=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=getHTMLText(url)            parsePage(infoList,html)        except:            continue    printGoodList(infoList)main()