解決centos7下 selenium報錯--unknown error: DevToolsActivePort file doesn't exist

解決centos7下 selenium報錯--unknown error: DevToolsActivePort file doesn't exist

早上在linux下用selenium啓動Chrome時出現問題: 報錯:python

Traceback (most recent call last):
  File "get2.py", line 62, in <module>
    browser = webdriver.Chrome()
  File "/root/.pyenv/versions/anaconda3-5.1.0/lib/python3.6/site-packages/selenium/webdriver/chrome/webdriver.py", line 75, in __init__
    desired_capabilities=desired_capabilities)
  File "/root/.pyenv/versions/anaconda3-5.1.0/lib/python3.6/site-packages/selenium/webdriver/remote/webdriver.py", line 154, in __init__
    self.start_session(desired_capabilities, browser_profile)
  File "/root/.pyenv/versions/anaconda3-5.1.0/lib/python3.6/site-packages/selenium/webdriver/remote/webdriver.py", line 243, in start_session
    response = self.execute(Command.NEW_SESSION, parameters)
  File "/root/.pyenv/versions/anaconda3-5.1.0/lib/python3.6/site-packages/selenium/webdriver/remote/webdriver.py", line 311, in execute
    self.error_handler.check_response(response)
  File "/root/.pyenv/versions/anaconda3-5.1.0/lib/python3.6/site-packages/selenium/webdriver/remote/errorhandler.py", line 237, in check_response
    raise exception_class(message, screen, stacktrace)
selenium.common.exceptions.WebDriverException: Message: unknown error: Chrome failed to start: exited abnormally
  (unknown error: DevToolsActivePort file doesn't exist)
  (The process started from chrome location /usr/bin/google-chrome is no longer running, so ChromeDriver is assuming that Chrome has crashed.)
  (Driver info: chromedriver=2.43.600233 (523efee95e3d68b8719b3a1c83051aa63aa6b10d),platform=Linux 4.9.0-6-amd64 x86_64)

解決方案: 加上代碼:linux

from selenium.webdriver.chrome.options import Options
chrome_options = Options()
chrome_options.add_argument('--no-sandbox')
chrome_options.add_argument('--disable-dev-shm-usage')
chrome_options.add_argument('--headless')
browser = webdriver.Chrome(chrome_options=chrome_options)

其中 「–no-sandbox」參數是讓Chrome在root權限下跑 「–headless」參數是不用打開圖形界面 能夠額外加這些參數得到更好體驗web

其中 「–no-sandbox」參數是讓Chrome在root權限下跑 「–headless」參數是不用打開圖形界面 能夠額外加這些參數得到更好體驗chrome

chrome_options.add_argument('blink-settings=imagesEnabled=false')
chrome_options.add_argument('--disable-gpu')
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