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Groups > comp.lang.python > #44566
| References | <59afdc2b-ab76-40b6-8f63-4a562e288029@googlegroups.com> <mailman.1194.1367345875.3114.python-list@python.org> <bf43e88c-dcf4-48bf-b416-5f891f1b71a4@googlegroups.com> |
|---|---|
| Date | 2013-04-30 19:42 +0100 |
| Subject | Re: how to compare two fields in python |
| From | Fábio Santos <fabiosantosart@gmail.com> |
| Newsgroups | comp.lang.python |
| Message-ID | <mailman.1197.1367347358.3114.python-list@python.org> (permalink) |
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> The data was sorted and so duplicates will not appear anywhere in the dataframe. > I guess that's it. Use the standard csv module and itertools.groupby. Groupby will produce a list of grouped objects. So you can group by the first column by supplying a key function which just returns the first column. Check this out for an example: http://stackoverflow.com/questions/773/how-do-i-use-pythons-itertools-groupby(most upvoted answer)
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how to compare two fields in python upendra kumar Devisetty <upendrakumar.devisetty@googlemail.com> - 2013-04-30 10:41 -0700
Re: how to compare two fields in python Joel Goldstick <joel.goldstick@gmail.com> - 2013-04-30 13:53 -0400
Re: how to compare two fields in python Fábio Santos <fabiosantosart@gmail.com> - 2013-04-30 19:08 +0100
Re: how to compare two fields in python Tim Chase <python.list@tim.thechases.com> - 2013-04-30 13:19 -0500
Re: how to compare two fields in python upendra kumar Devisetty <upendrakumar.devisetty@googlemail.com> - 2013-04-30 11:22 -0700
Re: how to compare two fields in python Fábio Santos <fabiosantosart@gmail.com> - 2013-04-30 19:42 +0100
Re: how to compare two fields in python Dennis Lee Bieber <wlfraed@ix.netcom.com> - 2013-04-30 19:54 -0400
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