安装库 pip install fake_useragent #引入 from fake_useragent import UserAgent; ua = UserAgent(); print(ua.firefox) print(ua.firefox) print(ua.ie) print(ua.chrome) #每一次都是随机的 #Mozilla/5.0 (Windows NT 6.2; rv:22.0) Gecko/20130405 Firefox/22.0 #Mozilla/5.0 (Windows NT 6.3; rv:36.0) Gecko/20100101 Firefox/36.0 #Mozilla/5.0 (Windows NT 6.1; WOW64; Trident/7.0; AS; rv:11.0) like Gecko #Mozilla/5.0 (Windows NT 5.1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/35.0.2309.372 Safari/537.36