我正在尝试使用 selenium 来处理一些使用 JavaScript 代码的网站。首先，我使用下面的简单示例
from selenium import webdriver
browser = webdriver.Firefox()
browser.get('http://www.yahoo.com')
browser.quit()
虽然这甚至不起作用。错误消息如下所示。我想我可能错过了 Selenium 或其他东西。你能给我一些启示吗？
Traceback (most recent call last):
File "/home/rnie/webdriver-tutorial-1x.py", line 3, in <module>
browser = webdriver.Firefox()
File "/usr/lib/python3.5/site-packages/selenium/webdriver/firefox/webdriver.py", line 145, in __init__
keep_alive=True)
File "/usr/lib/python3.5/site-packages/selenium/webdriver/remote/webdriver.py", line 92, in __init__
self.start_session(desired_capabilities, browser_profile)
File "/usr/lib/python3.5/site-packages/selenium/webdriver/remote/webdriver.py", line 179, in start_session
response = self.execute(Command.NEW_SESSION, capabilities)
File "/usr/lib/python3.5/site-packages/selenium/webdriver/remote/webdriver.py", line 236, in execute
self.error_handler.check_response(response)
File "/usr/lib/python3.5/site-packages/selenium/webdriver/remote/errorhandler.py", line 192, in check_response
raise exception_class(message, screen, stacktrace)
selenium.common.exceptions.WebDriverException: Message: connection refused
我检查了 “geckodriver.log”，它显示了以下错误消息:
1479623778556 geckodriver INFO Listening on 127.0.0.1:49723
1479623778625 mozprofile::profile INFO Using profile path /tmp/rust_mozprofile.WMDGNONHQTud
1479623778628 geckodriver::marionette INFO Starting browser /usr/bin/firefox
1479623778641 geckodriver::marionette INFO Connecting to Marionette on localhost:35691
No protocol specified
Unable to init server: Could not connect: Connection refused
Error: cannot open display: :0
请您参考如下方法:
请检查路径，如果您使用的是 Linux，请查看 http://www.linuxquestions.org/questions/linux-server-73/can 't-open-display-no-protocol-specified-using-gdm-4175462031/
