Linux版本:阿里云CentOS Linux release 7.2.1511 (Core) root用户下python版本python3.6，python3安装方法https://www.cnblogs.com/FZfangzheng/p/7588944.html 测试时间:2019-04-161.安装chrome浏览器1.1 创建yum源文件cd /etc/yum.repo.d/touch google-chrome.repo1.2 输入yum源信息[google-chrome]name=google-chromebaseurl=http://dl.google.com/linux/chrome/rpm/stable/$basearchenabled=1gpgcheck=1gpgkey=https://dl-ssl.google.com/linux/linux_signing_key.pub1.3 安装google chromeyum -y install google-chrome-stable –nogpgcheck2.安装chromedriver及seleniumyum install chromedriverpip install selenium默认安装路径:chromedriver: /usr/bin/chromedriver3.修改配置来执行代码,及常见错误处理3.1测试demo#!/usr/bin/env python# -- coding=UTF-8 --#测试代码import timefrom selenium import webdriverdef test(): chromeOptions = webdriver.ChromeOptions() chromeOptions.add_argument(’–headless’) #浏览器无窗口加载 chromeOptions.add_argument(’–disable-gpu’) #不开启GPU加速 """ 解决报错: selenium.common.exceptions.WebDriverException: Message: unknown error: Chrome failed to start: exited abnormally (unknown error: DevToolsActivePort file doesn’t exist) """ chromeOptions.add_argument(’–disable-dev-shm-usage’) #禁止 chromeOptions.add_argument(’–no-sandbox’)#以根用户打身份运行Chrome，使用-no-sandbox标记重新运行Chrome #其它设置(可选): #chromeOptions.add_argument(’–hide-scrollbars’) #隐藏滚动条, 应对一些特殊页面 #chromeOptions.add_argument(‘blink-settings=imagesEnabled=false’) #不加载图片, 提升速度 #chromeOptions.add_argument(“user-agent=Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/71.0.3578.98 Safari/537.36”) #伪装其它版本浏览器,有时可以解决代码在不同环境上的兼容问题,或者爬虫cookie有效性保持一致需要设置此参数 #创建driver对象 #chrome_options=chromeOptions加载设置 #executable_path="/usr/bin/chromedriver"指定webdriver路径(可选) driver = webdriver.Chrome(chrome_options=chromeOptions,executable_path="/usr/bin/chromedriver") try: driver.get(“http://www.baidu.com”) time.sleep(3) print(driver.page_source) except Exception as e: print(e) finally: driver.quit()if name == ‘main’: test()4.参考资料https://www.cnblogs.com/ianduin/p/8727333.html https://www.cnblogs.com/baijing1/p/9751399.html https://www.cnblogs.com/z-x-y/p/9507467.html