[BangPypers] parsing xml

[Anand Chitipothu]

2011/7/28 Kenneth Gonsalves <lawgon at gmail.com>:
> hi,
>
> here is a simplified version of an xml file:
>
> <?xml version="1.0" encoding="UTF-8"?>
>    <gpx >
>        <metadata>
>                <author>
>                <name>CloudMade</name>
>                <email id="support" domain="cloudmade.com" />
>                <link href="http://maps.cloudmade.com"></link>
>                </author>
>                <copyright author="CloudMade">
>                <license>http://cloudmade.com/faq#license</license>
>                </copyright>
>                <time>2011-07-28T07:04:01</time>
>        </metadata>
>            <extensions>
>                <distance>1489</distance>
>                <time>344</time>
>                <start>Sägerstraße</start>
>                <end>Im Gisinger Feld</end>
>            </extensions>
>    </gpx>
>
> I want to get the value of the distance element - 1489. What is the
> simplest way of doing this?

>>> from xml.dom import minidom
>>> dom = minidom.parseString(x)
>>> dom.getElementsByTagName("distance")[0].childNodes[0].nodeValue
u'1489'

Anand