selenium.common.exceptions.WebDriverException: Message: Service geckodriver unexpectedly exited. Status code was: 1
解决方法：
1. 下载 geckodriver https://github.com/mozilla/geckodriver/releases
2. 将geckodriver.exe 放到C:\Python36\Scripts目录下
selenium.common.exceptions.WebDriverException: Message: Service geckodriver unexpectedly exited. Status code was: 1
解决方法：
1. 下载 geckodriver https://github.com/mozilla/geckodriver/releases
2. 将geckodriver.exe 放到C:\Python36\Scripts目录下