[MACTCL] xml question

[<sc...@us...>]

maybe a stupid question :-)

I want to read a xml version 1.0 file and export some data to a plain 
text file.
which package have I to use to parse xml files?

regards,
alex


for example:

<?xml version="1.0" encoding="utf-8"?>
<gpx xmlns:xsd="http://www.w3.org/2001/XMLSchema" 
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" version="1.0" 
creator="Groundspeak Pocket Query" 
xsi:schemaLocation="http://www.topografix.com/GPX/1/0 
http://www.topografix.com/GPX/1/0/gpx.xsd 
http://www.groundspeak.com/cache/1/0 
http://www.groundspeak.com/cache/1/0/cache.xsd" 
xmlns="http://www.topografix.com/GPX/1/0">
   <desc>Geocache file generated by Groundspeak</desc>
   ...
   <bounds minlat="51.809883" minlon="-8.299667" maxlat="52.260483" 
maxlon="-6.62435" />
   <wpt lat="51.809883" lon="-8.299667">
     <time>2005-04-02T00:00:00.0000000-08:00</time>
     <name>GCNFYY</name>
     ...
     <sym>Geocache</sym>
     <type>Geocache|Traditional Cache</type>
     <groundspeak:cache id="229834" available="True" archived="False" 
xmlns:groundspeak="http://www.groundspeak.com/cache/1/0">
       <groundspeak:name>End of the line</groundspeak:name>
       ...
   </wpt>
   <wpt lat="52.112183" lon="-6.62435">
     <time>2004-06-13T00:00:00.0000000-07:00</time>
     <name>GCJQ71</name>
     ...