Python+selenium环境配置遇到的问题

Python+Selenium环境部署步骤

1.安装Python35

2.安装pycharm2016社区版

3.导入setting-project-project interpreter安装pip，selenium，setuptools

4.在http://www.seleniumhq.org/download/网站上下载浏览器驱动；解压，将geckodriver.exe（Firefox），chromedriver.exe（chrome）文件放置Python35/Scripts路径下；

5.Python35添加到系统变量path下；

出现的问题：
1.Webdriver常见问题：
1）若geckodriver.exe（Firefox），chromedriver.exe（chrome）文件未放置Python35/Scripts路径下

会导致系统报错如下：
E:\Python\Py-scripts\venv\Scripts\python.exe E:/Python/Py-scripts/WebDriverAPI/test1.py
Traceback (most recent call last):
  File "E:\Python\Py-scripts\venv\lib\site-packages\selenium\webdriver\common\service.py", line 76, in start
    stdin=PIPE)
  File "C:\Users\Administrator\AppData\Local\Programs\Python\Python35\lib\subprocess.py", line 950, in __init__
    restore_signals, start_new_session)
  File "C:\Users\Administrator\AppData\Local\Programs\Python\Python35\lib\subprocess.py", line 1220, in _execute_child
    startupinfo)

FileNotFoundError: [WinError 2] 系统找不到指定的文件。

During handling of the above exception, another exception occurred

Traceback (most recent call last):
  File "E:/Python/Py-scripts/WebDriverAPI/test1.py", line 3, in <module>
    driver = webdriver.Chrome()
  File "E:\Python\Py-scripts\venv\lib\site-packages\selenium\webdriver\chrome\webdriver.py", line 68, in __init__
    self.service.start()
  File "E:\Python\Py-scripts\venv\lib\site-packages\selenium\webdriver\common\service.py", line 83, in start
    os.path.basename(self.path), self.start_error_message)
selenium.common.exceptions.WebDriverException: Message: 'chromedriver' executable needs to be in PATH. Please see https://sites.google.com/a/chromium.org/chromedriver/home

Process finished with exit code 1