为什么会出现这样的错误？我是初学者

Traceback (most recent call last):
  File "C:\Users\reaCodes\Documents\Visual Studio 2015\Projects\Python\Python\taobaomm.py", line 3, in <module>
    from spider import SpiderHTML
  File "C:\Users\reaCodes\Documents\Visual Studio 2015\Projects\Python\Python\spider.py", line 5, in <module>
    from urllib import request
ImportError: cannot import name request
