TypeError: 'module' object is not callable

[Gary Wessle]

dear python users

I am not sure why I am getting

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Traceback (most recent call last):
  File "my.py", line 3, in ?
    urlparse('http://www.cwi.nl:80/%7Eguido/Python.html')
TypeError: 'module' object is not callable
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with this code

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import urlparse

urlparse('http://www.cwi.nl:80/%7Eguido/Python.html')
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thank you