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Re: Finding all instances of a string in an XML file

References <CANy1k1igA3PLR-Pgy9w4T1pbn7d2tK9=6tNpnett6iTjACDs7w@mail.gmail.com> <kq0r0m$bn$1@ger.gmane.org>
Date 2013-06-23 13:15 -0600
Subject Re: Finding all instances of a string in an XML file
From Jason Friedman <jsf80238@gmail.com>
Newsgroups comp.lang.python
Message-ID <mailman.3735.1372014910.3114.python-list@python.org> (permalink)

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> xml = """<?xml version="1.0" encoding="UTF-8"?>
> <!DOCTYPE KMART SYSTEM "my.dtd">
> <LEVEL_1>
>   <LEVEL_2 ATTR="hello">
>     <ATTRIBUTE NAME="Property X" VALUE ="2"/>
>   </LEVEL_2>
>   <LEVEL_2 ATTR="goodbye">
>     <ATTRIBUTE NAME="Property Y" VALUE ="NULL"/>
>     <LEVEL_3 ATTR="aloha">
>       <ATTRIBUTE NAME="Property X" VALUE ="3"/>
>     </LEVEL_3>
>     <ATTRIBUTE NAME="Property Z" VALUE ="welcome"/>
>   </LEVEL_2>
> </LEVEL_1>
> """
>
> import xml.etree.ElementTree as etree
>
> tree = etree.fromstring(xml)
>
> def walk(elem, path, token):
>     path += (elem,)
>     if token in elem.attrib.values():
>         yield path
>     for child in elem.getchildren():
>         for match in walk(child, path, token):
>             yield match
>
> for path in walk(tree, (), "Property X"):
>     print(", ".join("{} {}".format(elem.tag, elem.attrib) for elem in
> path))
>
> Peter, thank you, that exactly meets my need.

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Re: Finding all instances of a string in an XML file Jason Friedman <jsf80238@gmail.com> - 2013-06-23 13:15 -0600

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