Python - 选择“链接另存为”并使用 Selenium 保存文件

问题描述 投票:0回答:2

新手:一个网页上有不同的文件,下载方式如下: 1. 右键单击文件链接 2. 选择“链接另存为” 3. 在新窗口点击“保存”按钮。

我尝试了以下代码(前两步),但它不起作用:

    from selenium import webdriver
    from selenium.webdriver import ActionChains
    from selenium.webdriver.common.keys import Keys
    import time

    driver = webdriver.Chrome()
    driver.maximize_window() 

    driver.get('www.example.com')
    time.sleep(1)

    driver.find_element_by_link_text("MarketFiles/").click()


    actionChains = ActionChains(driver)

    download_file = "Market_File1.csv"
    link = driver.find_element_by_link_text(download_file)

    actionChains.context_click(link).send_keys(Keys.ARROW_DOWN).send_keys(Keys.ARROW_DOWN).send_keys(Keys.ARROW_DOWN).send_keys(Keys.ARROW_DOWN).send_keys(Keys.RETURN).perform();

请建议如何使用这 3 个步骤下载文件。谢谢

python selenium
2个回答
0
投票

Save Link As 将打开无法直接通过 selenium 控制的系统对话框。

话虽如此,可以在配置文件中配置下载首选项,可以在启动浏览器时使用,在这种情况下,任何点击下载都会根据 chrome 配置文件中的首选项保存文件

chromeOptions = webdriver.ChromeOptions()
prefs = {"download.default_directory" : "/some/path"}
chromeOptions.add_experimental_option("prefs",prefs)
chromedriver = "path/to/chromedriver.exe"
driver = webdriver.Chrome(executable_path=chromedriver, chrome_options=chromeOptions)

参考:https://sites.google.com/a/chromium.org/chromedriver/capabilities


-1
投票

根据 java,您可以使用以下代码单击“另存为链接”并单击“在新窗口中保存”

try {
    Robot bot = new Robot();
    //location of link on your page
    bot.mouseMove(5, 12);    
    //instigate right click of mouse
    bot.mousePress(InputEvent.BUTTON1_MASK);
    bot.mouseRelease(InputEvent.BUTTON1_MASK);
    Thread.sleep(1000); 
    /* repeatedly press down arrow until you reach save as link in context menu */
    bot.keyPress(KeyEvent.VK_DOWN);
    Thread.sleep(1000);
    bot.keyPress(KeyEvent.VK_DOWN);
    Thread.sleep(1000);
    bot.keyPress(KeyEvent.VK_DOWN);
    Thread.sleep(1000);
    bot.keyPress(KeyEvent.VK_DOWN);
    //press enter to select save as link
    Thread.sleep(1000);
    //press enter to press save button on new window
    bot.keyPress(KeyEvent.VK_ENTER);                
    Thread.sleep(1000);
    bot.keyPress(KeyEvent.VK_ENTER);
} catch (Exception e) {
    e.printStackTrace();
}

根据您的问题,您需要 python 代码,以便您可以使用此链接在 python 中转换此代码https://pypi.python.org/pypi/py_robot/0.1

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