SeleniumのFirefoxドライバーを使用したい。しかし、以下に示すエラーが発生しました。Firefoxが正しくインストールされなかった可能性はありますか?
------私のソース------
from selenium import webdriver
driver = webdriver.Firefox()
------私のソース終了------
返されたエラーは次のとおりです。
Traceback (most recent call last):
File "test.py", line 4, in <module>
browser = webdriver.Firefox()
File "/usr/local/lib/python2.7/site-packages/selenium-2.25.0-py2.7.egg/selenium/webdriver/firefox/webdriver.py", line 51, in __init__
self.binary, timeout),
File "/usr/local/lib/python2.7/site-packages/selenium-2.25.0-py2.7.egg/selenium/webdriver/firefox/extension_connection.py", line 47, in __init__
self.binary.launch_browser(self.profile)
File "/usr/local/lib/python2.7/site-packages/selenium-2.25.0-py2.7.egg/selenium/webdriver/firefox/firefox_binary.py", line 43, in launch_browser
self._start_from_profile_path(self.profile.path)
File "/usr/local/lib/python2.7/site-packages/selenium-2.25.0-py2.7.egg/selenium/webdriver/firefox/firefox_binary.py", line 65, in _start_from_profile_path
env=self._firefox_env).communicate()
File "/usr/local/lib/python2.7/subprocess.py", line 679, in __init__
errread, errwrite)
File "/usr/local/lib/python2.7/subprocess.py", line 1228, in _execute_child
raise child_exception
AttributeError: 'NoneType' object has no attribute 'rfind'