• Python对Selenium调用浏览器进行封装包括启用无头浏览器,及对应的浏览器配置文件


    """
    --base.py
    基类封装
    Selenium 封装基类

    封装查找元素以及集成日志输出
    """

    from HTMLReport import logger
    from selenium import webdriver
    from selenium.webdriver.remote.webelement import WebElement

    class Base(object):

    def __init__(self, driver: webdriver.Remote = None):
        self.driver = driver
        self.logger = logger()
    
    def find_element(self, locator: tuple) -> WebElement:
        """查找单个元素
    
        :param locator: 定位器(by=By.ID, value=None)
        :return: WebElement
        """
        self.logger.info(f"查找元素:{locator}")
        try:
            element = self.driver.find_element(*locator)
        except Exception:
            self.logger.info("查找元素失败")
            raise
        else:
            self.logger.info("查找元素成功")
        return element
    
    def find_elements(self, locator: tuple):
        """查找元素集合
    
        :param locator: 定位器(by=By.ID, value=None)
        :return: 元素对象集合
        :rtype: list of WebElement
        """
        self.logger.info(f"查找元素集合:{locator}")
        elements = self.driver.find_elements(*locator)
        self.logger.info(f"查找到{len(elements)}个元素")
        return elements
    

    """
    获取浏览器
    打开本地浏览器
    打开远程浏览器
    关闭浏览器
    打开网址
    最大化
    最小化
    标题
    url
    刷新

    Python对Selenium封装浏览器调用

    ------browser.py文件
    """

    from selenium import webdriver
    
    from Common.tools.rw_ini import read_config
    from .base import Base
    
    
    class Browser(Base):
        def get_web_driver(self) -> webdriver.Remote:
            """获取浏览器实例
    
            :return: 浏览器实例
            """
            rc = read_config("browser.ini")
            local_browser = rc.getboolean("local", "local_browser", fallback=True)
            wait_time = rc.getint("local", "wait_time", fallback=10)
    
            browser_name = rc.get("browser", "name", fallback="chrome")
            window_width = rc.get("browser", "window_width", fallback=None)
            window_height = rc.get("browser", "window_height", fallback=None)
    
            command_executor = rc.get("grid", "command_executor", fallback="http://127.0.0.1:4444/wd/hub")
            headless = rc.getboolean("grid", "headless", fallback=False)
            proxy = rc.get("grid", "proxy", fallback=None)
    
            if local_browser:
                # 打开本地浏览器
                driver = self._get_local_web_driver(browser_name)
            else:
                # 打开远程浏览器
                driver = self._get_remote_web_driver(browser_name, command_executor, headless, proxy)
            self.logger.info(f"打开浏览器:{driver.name}")
    
            self.logger.info(f"设置隐式等待:{wait_time}s")
            driver.implicitly_wait(wait_time)
    
            if window_width is None or window_width == "" or window_height is None or window_height == "":
                self.logger.info("最大化浏览器")
                driver.maximize_window()
            else:
                driver.set_window_size(window_width, window_height)
            return driver
    
        def _get_local_web_driver(self, browser_name: str) -> webdriver.Remote:
            """获取本地浏览器实例
    
            :param browser_name: 浏览器类型
            :return: 浏览器实例
            """
            if browser_name.upper() == "CHROME":
                driver = webdriver.Chrome()
            elif browser_name.upper() == "FIREFOX":
                driver = webdriver.Firefox()
            elif browser_name.upper() == "IE":
                driver = webdriver.Ie()
            else:
                self.logger.error(f"浏览器类型错误:{browser_name}")
                raise ValueError(f"浏览器类型错误:{browser_name}")
            return driver
    
        def _get_remote_web_driver(self, browser_name, command_executor, headless, proxy) -> webdriver.Remote:
            """获取远程浏览器实例
    
            :param browser_name: 浏览器类型
            :param command_executor: HUB 地址
            :param headless: 使用无头浏览器
            :param proxy: 代理
            :return: 浏览器实例
            """
            if browser_name.upper() == "CHROME":
                options = webdriver.ChromeOptions()
            elif browser_name.upper() == "FIREFOX":
                options = webdriver.FirefoxOptions()
            elif browser_name.upper() == "IE":
                options = webdriver.IeOptions()
            else:
                self.logger.error(f"浏览器类型错误:{browser_name}")
                raise ValueError(f"浏览器类型错误:{browser_name}")
    
            if proxy is not None:
                options.add_argument(f"--proxy-server={proxy}")
            # 无头浏览器
            options.headless = headless
    
            driver = webdriver.Remote(
                command_executor=command_executor,
                options=options
            )
            return driver
    
        def quit(self):
            """退出浏览器"""
            self.logger.info(f"关闭浏览器:{self.driver.name}")
            self.driver.quit()
    
        def get(self, url: str, new: bool = False):
            """打开 url
    
            :param url: 网址
            :param new: 是否新窗口打开
            :return: None
            """
            if new:
                self.logger.info(f"新窗口打开 url:{url}")
                self.driver.execute_script(f"window.open('{url}')")
            else:
                self.logger.info(f"当前窗口打开 url:{url}")
                self.driver.get(url)
    
        def get_session_id(self):
            """返回当前浏览器 session id"""
            session_id = self.driver.session_id
            self.logger.info(f"当前浏览器 session_id:{session_id}")
            return session_id
    
        def get_source(self) -> str:
            """获取当前页面HTML源代码"""
            page_source = self.driver.page_source
            self.logger.info(f"当前页面源代码:
    {page_source}")
            return page_source
    
        def get_title(self):
            """返回当前页面的标题"""
            title = self.driver.title
            self.logger.info(f"当前页面的标题:{title}")
            return title
    
        def get_current_url(self):
            """返回当前页面的URL"""
            current_url = self.driver.current_url
            self.logger.info(f"当前页面URL:{current_url}")
            return current_url
    
        def reload_page(self):
            """模拟用户重新加载页面"""
            self.logger.info("刷新页面")
            self.driver.refresh()
    

    浏览器配置文件:

    ------browser.ini文件

    [local]
    local_browser = False
    wait_time = 10
    
    [browser]
    name = chrome
    ;name = firefox
    ;name = ie
    window_width =
    window_height =
    
    [grid]
    command_executor = http://127.0.0.1:4444/wd/hub
    headless = False
    proxy =
    

    rw_ini.py读取配置文件请查看下面链接:
    https://www.cnblogs.com/CesareZhang/p/10738541.html

  • 相关阅读:
    自动化测试-短信验证码处理
    使用HttpClient调用WebAPI接口,含WebAPI端示例
    C#使用HttpClient上传文件并附带其他参数
    WebClient和HttpClient, 以及webapi上传图片
    C#-微信公众平台接口-上传临时素材
    字节组数(二进制流)、Base64、图片(文件)、二进制相互之间转换
    理解并设计rest/restful风格接口
    使用RESTful风格开发
    GitHub OAuth 第三方登录示例教程
    OAuth 2.0 的四种方式
  • 原文地址:https://www.cnblogs.com/CesareZhang/p/10738506.html
Copyright © 2020-2023  润新知