What is the escape character for % in python's string method

I am trying to pass a string which has a '%' in it (its actually a sql query strin开发者_如何学Gog). How do I pass the % (do I have to use a specific escape character?

eg: compute_answertime("%how do I%")

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Use another % to escape it

>>> compute_answertime("%%how do I%%")

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use %%..........

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You can use:

%%; DROP TABLE Students; --

Sorry, couldn't resist.