search multiple dictionaries efficiently?

gene tani gene.tani at gmail.com
Wed Jan 18 08:15:57 CET 2006


Livin wrote:
> I'm a noobie so please be easy on me. I have searched a ton and did not find
> anything I could understand.
>
> I'm using py2.3
>
> I've been using Try/Except but this gets long with multiple dictionaries.
>
> I found some code on web pages and such but cannot get them to work. Any
> help is appreciated as I need to search multiple dictionaries for keys.
>
>
>
> here's the code I found but cannot get to work...
>
> dict_set = (self.dictHSdevices, self.dictHSevents, self.dictHSbtnDevices)
> <-- /creates set of dictionaries/
>
> /code to search the set/-->
>
>        val = [ d for d in dict_set if d[value] in dict_set ]
> OR
>        for key, value in dict.iteritems(): pass

http://aspn.activestate.com/ASPN/Cookbook/Python/Recipe/305268
http://mail.python.org/pipermail/python-list/2005-August/294519.html

(I think these may be a little different from what you're asking above,
since they search dicts sequentially and return 1st hit)




More information about the Python-list mailing list