from selenium import webdriverchromeOptions = webdriver.ChromeOptions()
chromeOptions.add_argument('--proxy-server=http://localhost:8888')
driver = webdriver.Chrome(chrome_options=chromeOptions)
driver.get("https://www.cnblogs.com/Rita-LJ/p/8079094.html")

from selenium import webdriverdef create_proxyauth_extension(proxy_host, proxy_port,proxy_username, proxy_password,scheme='http', plugin_path=None):"""Proxy Auth Extensionargs:proxy_host (str): domain or ip address, ie proxy.domain.comproxy_port (int): portproxy_username (str): auth usernameproxy_password (str): auth passwordkwargs:scheme (str): proxy scheme, default httpplugin_path (str): absolute path of the extension       return str -> plugin_path"""import stringimport zipfileif plugin_path is None:plugin_path = 'd:/webdriver/vimm_chrome_proxyauth_plugin.zip'manifest_json = """{"version": "1.0.0","manifest_version": 2,"name": "Chrome Proxy","permissions": ["proxy","tabs","unlimitedStorage","storage","<all_urls>","webRequest","webRequestBlocking"],"background": {"scripts": ["background.js"]},"minimum_chrome_version":"22.0.0"}"""background_js = string.Template("""var config = {mode: "fixed_servers",rules: {singleProxy: {scheme: "${scheme}",host: "${host}",port: parseInt(${port})},bypassList: ["foobar.com"]}};chrome.proxy.settings.set({value: config, scope: "regular"}, function() {});function callbackFn(details) {return {authCredentials: {username: "${username}",password: "${password}"}};}chrome.webRequest.onAuthRequired.addListener(callbackFn,{urls: ["<all_urls>"]},['blocking']);""").substitute(host=proxy_host,port=proxy_port,username=proxy_username,password=proxy_password,scheme=scheme,)with zipfile.ZipFile(plugin_path, 'w') as zp:zp.writestr("manifest.json", manifest_json)zp.writestr("background.js", background_js)return plugin_pathproxyauth_plugin_path = create_proxyauth_extension(proxy_host="proxy.crawlera.com",proxy_port=8010,proxy_username="fea687a8b2d448d5a5925ef1dca2ebe9",proxy_password=""
)co = webdriver.ChromeOptions()
co.add_argument("--start-maximized")
co.add_extension(proxyauth_plugin_path)driver = webdriver.Chrome(chrome_options=co)
driver.get("http://www.amazon.com/")