from selenium.webdriver import Remote
import time
from selenium.webdriver.common.desired_capabilities import DesiredCapabilities
driver = Remote(command_executor='http://127.0.0.1:4444/wd/hub',
desired_capabilities={'platform': 'ANY',
                      'browserName':'firefox',
                      'version': '',
                      'javascriptEnabled': True})
driver.get('http://www.baidu.com')
title=driver.title
print (title)
time.sleep(3)
driver.quit()

Driver info: driver.version: unknown
        at java.util.concurrent.FutureTask.report(Unknown Source)
        at java.util.concurrent.FutureTask.get(Unknown Source)
        at org.openqa.selenium.remote.server.DefaultSession.execute(DefaultSessi
on.java:183)
        at org.openqa.selenium.remote.server.DefaultSession.<init>(DefaultSessio
n.java:119)
        at org.openqa.selenium.remote.server.DefaultSession.createSession(Defaul
tSession.java:95)
省略部分
Caused by: java.lang.IllegalStateException: The path to the driver executable mu
st be set by the webdriver.gecko.driver system property; for more information, s
ee https://github.com/mozilla/geckodriver. The latest version can be downloaded
from https://github.com/mozilla/geckodriver/releases

selenium.common.exceptions.WebDriverException: Message: The path to the driver executable must be set by the webdriver.gecko.driver system property; for more information, see https://github.co