how to get the summarized text from a given URL?

[Rama Vadakattu]

Is there any python library to solve the below problem?

FOr the below URL :
--------------------------
http://tinyurl.com/dzcwbg

Summarized text is :
---------------------------
By Roy Mark With sales plummeting and its smart phones failing to woo
new customers, Sony Ericsson follows its warning that first quarter
sales will be disappointing with the announcement that Najmi Jarwala,
president of Sony Ericsson USA and head of ...

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Usually summarized text is a  2 to 3 line description of the URL which
we usually obtain by fetching that html page , examining the  content
and  figuring out short description from that html markup.
~~~~~~~~~~~~~

Are there any python libraries which give summarized text for a given
url ?

It is ok even if the library  just gives  intial two lines of text
from the given URL Instead of summarization.