解决办法,检查环境:
Python 2.7.10 Firefox 46版本 Selenium 2.53.6注意:将Firefox自动更新关闭,否则可能会出现自动升级以后无法执行Selenium用例的情况。
错误如下:
MacBookPro:Github apple$ python3 test.pyTraceback (most recent call last): File "/Library/Frameworks/Python.framework/Versions/3.4/lib/python3.4/site-packages/selenium/webdriver/common/service.py", line 74, in start stdout=self.log_file, stderr=self.log_file) File "/Library/Frameworks/Python.framework/Versions/3.4/lib/python3.4/subprocess.py", line 859, in __init__ restore_signals, start_new_session) File "/Library/Frameworks/Python.framework/Versions/3.4/lib/python3.4/subprocess.py", line 1457, in _execute_child raise child_exception_type(errno_num, err_msg)FileNotFoundError: [Errno 2] No such file or directory: 'geckodriver'During handling of the above exception, another exception occurred:Traceback (most recent call last): File "test.py", line 4, inbrowser = webdriver.Firefox() File "/Library/Frameworks/Python.framework/Versions/3.4/lib/python3.4/site-packages/selenium/webdriver/firefox/webdriver.py", line 140, in __init__ self.service.start() File "/Library/Frameworks/Python.framework/Versions/3.4/lib/python3.4/site-packages/selenium/webdriver/common/service.py", line 81, in start os.path.basename(self.path), self.start_error_message)selenium.common.exceptions.WebDriverException: Message: 'geckodriver' executable needs to be in PATH. Exception ignored in: >Traceback (most recent call last): File "/Library/Frameworks/Python.framework/Versions/3.4/lib/python3.4/site-packages/selenium/webdriver/common/service.py", line 173, in __del__ self.stop() File "/Library/Frameworks/Python.framework/Versions/3.4/lib/python3.4/site-packages/selenium/webdriver/common/service.py", line 145, in stop if self.process is None:AttributeError: 'Service' object has no attribute 'process'

这个问题与之前总结的问题是同一类问题: