str.count algorithm
Peter Otten
__peter__ at web.de
Tue May 4 15:54:58 EDT 2010
Raymond Hettinger wrote:
> On May 4, 12:12 pm, Hellnar <dalama... at gmail.com> wrote:
>> Hello,
>> I am trying to find what algorithm Python uses for the built-in
>> str.count function, if it has a name.
>
> Roughly the same as:
>
> sum(1 for c in s if c == tgt)
That would be list.count(), I think.
OP, the source
http://svn.python.org/view/python/trunk/Objects/stringlib/fastsearch.h?revision=77470&view=markup
has a reference to
http://effbot.org/zone/stringlib.htm
Peter
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