Groups > comp.lang.python > #72003

Re: Loop thru the dictionary with tuples

Path	csiph.com!v102.xanadu-bbs.net!xanadu-bbs.net!feeder.erje.net!eu.feeder.erje.net!eternal-september.org!feeder.eternal-september.org!news.eternal-september.org!.POSTED!not-for-mail
From	Paul Rubin <no.email@nospam.invalid>
Newsgroups	comp.lang.python
Subject	Re: Loop thru the dictionary with tuples
Date	Sun, 25 May 2014 05:59:39 -0700
Organization	Nightsong/Fort GNOX
Lines	11
Message-ID	<7x61kuc8uc.fsf@ruckus.brouhaha.com> (permalink)
References	<mailman.10291.1401022510.18130.python-list@python.org>
Mime-Version	1.0
Content-Type	text/plain; charset=us-ascii
Injection-Info	mx05.eternal-september.org; posting-host="8ff39c3b56f8fea9a226ae9d8294e48e"; logging-data="5935"; mail-complaints-to="abuse@eternal-september.org"; posting-account="U2FsdGVkX193R6OI8qFNNIKQ5gtdib2p"
User-Agent	Gnus/5.13 (Gnus v5.13) Emacs/23.1 (gnu/linux)
Cancel-Lock	sha1:5yXayydsog0GwS4/sSidj2mtBow= sha1:Wc1ZiD8+ObbNA/DYpEp62wpL85w=
Xref	csiph.com comp.lang.python:72003

Show key headers only | View raw

Igor Korot <ikorot01@gmail.com> writes:
> for (key,value) in my_dict:
>     #Do some stuff
>
> but I'm getting an error "Too many values to unpack".

Use 
    for (key,value) in mydict.iteritems(): ...
otherwise you loop through just the keys, whicn in your dictionary 
happens to be 3-tuples.  So you try to unpack a 3-tuple to a 2-tuple
and get a too-many-values error.

Thread

Loop thru the dictionary with tuples Igor Korot <ikorot01@gmail.com> - 2014-05-25 05:55 -0700
  Re: Loop thru the dictionary with tuples Paul Rubin <no.email@nospam.invalid> - 2014-05-25 05:59 -0700
    Re: Loop thru the dictionary with tuples Tim Chase <python.list@tim.thechases.com> - 2014-05-25 08:07 -0500
  Re: Loop thru the dictionary with tuples Roy Smith <roy@panix.com> - 2014-05-25 09:22 -0400
    Re: Loop thru the dictionary with tuples Chris Angelico <rosuav@gmail.com> - 2014-05-25 23:58 +1000

csiph-web