desired_capabilities = DesiredCapabilities.CHROME
desired_capabilities["proxy"] = {'proxyType': 'MANUAL',
'httpProxy': "http://ip:8000"}
driver = webdriver.Chrome(desired_capabilities=desired_capabilities)
或者
opt = webdriver.ChromeOptions()
opt.add_argument('proxy-server=' + "http://proxy.baibianip.com:8000")
driver = webdriver.Chrome(options=opt)
通过访问https://httpbin.org/get?show_env=1可以查看到当前是否成功设置了代理