# Python3 ＋ selenium 擷取網站狀態快照 ## 系統更新與軟體服務預裝 ```bash $ sudo apt-get update ``` ### 安裝 Python3 pip ```bash $ sudo apt-get install python3 python3-dev python3-pip ``` ### 安裝 selenium ```bash $ pip3 install selenium ``` ## 安裝 chromium browser / driver ### 安裝 chromium browser ```bash $ sudo apt-get install chromium-browser ``` ## 安裝 chromium driver ### 下載 chromium driver [Release](https://launchpad.net/ubuntu/bionic/+package/chromium-chromedriver) #### Ubuntu 16.04 / 18.04 ```bash $ wget http://launchpadlibrarian.net/469641508/chromium-chromedriver_80.0.3987.149-0ubuntu0.18.04.1_amd64.deb ``` #### Raspberry Pi ```bash $ wget http://launchpadlibrarian.net/469843212/chromium-chromedriver_80.0.3987.149-0ubuntu0.18.04.1_arm64.deb ``` ### 安裝 chromium driver 的 deb 包 #### Ubuntu 16.04 / 18.04 安裝 ```bash $ sudo dpkg -i chromium-chromedriver_80.0.3987.149-0ubuntu0.18.04.1_amd64.deb ``` #### Raspberry Pi 安裝 ```bash $ sudo dpkg -i chromium-chromedriver_80.0.3987.149-0ubuntu0.18.04.1_arm64.deb ``` ## 測試網站抓取 ### 程式碼區塊 #### Server 無螢幕顯示版本 ```python= from selenium import webdriver option = webdriver.ChromeOptions() option.add_argument('window-size=1920x1080') option.add_argument("--start-maximized") option.add_argument('--headless') driver = webdriver.Chrome('/usr/lib/chromium-browser/chromedriver', options=option) driver.get('https://www.spotify.com') screenshot = driver.save_screenshot('my_screenshot.png') driver.quit() ``` #### 有螢幕版本 ```python= from selenium import webdriver option = webdriver.ChromeOptions() option.add_argument("--start-maximized") driver = webdriver.Chrome('/usr/lib/chromium-browser/chromedriver', options=option) driver.get('https://www.spotify.com') screenshot = driver.save_screenshot('my_screenshot.png') driver.quit() ``` ![](https://i.imgur.com/raFcPTY.png)