Re: xml.etree.ElementTree if element does not exist?

From	Neil Cerutti <neilc@norwich.edu>
Newsgroups	comp.lang.python
Subject	Re: xml.etree.ElementTree if element does not exist?
Date	2013-04-29 12:29 +0000
Organization	Norwich University
Message-ID	<au77e0FhuuU3@mid.individual.net> (permalink)
References	<mailman.1147.1367231260.3114.python-list@python.org> <au775tFhuuU1@mid.individual.net>

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On 2013-04-29, Neil Cerutti <neilc@norwich.edu> wrote:
> find returns None when it doesn't find what you asked for. So you
> can't check the .text attribute right away unless you want an
> exception thrown. I deal with these annoyances like this:
>
> sepelem = content.find(".//{http://www.huawei.com.cn/schema/common/v2_1}sepid")
> if sepelem is not None:
>    sepid = sepid.text

Oops. One edit too fiew. That line should of course be

   sepid = sepelem.text

> else:
>    sepid = ''
>
> The empty string works for my purposes. Your script might need
> something else.


-- 
Neil Cerutti

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RE: xml.etree.ElementTree if element does not exist? Ombongi Moraa Fe <moraa.lovetakes2@gmail.com> - 2013-04-29 13:26 +0300
  Re: xml.etree.ElementTree if element does not exist? Neil Cerutti <neilc@norwich.edu> - 2013-04-29 12:25 +0000
    Re: xml.etree.ElementTree if element does not exist? Neil Cerutti <neilc@norwich.edu> - 2013-04-29 12:29 +0000

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