python验证网页是否存在
python驗證網(wǎng)頁是否存在
import urllib.requestimport timeopener = urllib.request.build_opener()opener.addheaders = [('User-agent', 'Mozilla/49.0.2')]# 這個是你放網(wǎng)址的文件名,改過來就可以了file = open('test.txt')lines = file.readlines()aa = []for line in lines: temp = line.replace('', '') aa.append(temp)print(aa)print('開始檢查:')for a in aa: tempUrl = a try: opener.open(tempUrl) print(tempUrl + '沒問題') except urllib.error.HTTPError: print('NULL') time.sleep(4) except urllib.error.URLError: print('NULL') time.sleep(4) time.sleep(0.3)展開閱讀全文投稿時間 :2022-06-04 最后更新 :2022-06-04
.jpg)
標(biāo)簽:氣流干燥設(shè)備