das2.xml

<?xml version="1.0"?>
 <tool name="DAS/2" id="das2" tool_type="data_source">
     <description>Server</description>
     <command interpreter="python">data_source.py $output $__app__.config.output_size_limit</command>
  <inputs action="http://h005764.hci.utah.edu:8000" check_values="false" method="get">
         <display>go to Das/2 server $GALAXY_URL</display>
         <param name="GALAXY_URL" type="baseurl" value="/tool_runner?tool_id=das2" />
     </inputs>
     <uihints minwidth="800"/>
     <outputs>
         <data name="output" format="tabular" />
     </outputs>
     <options sanitize="False" refresh="True"/>

</tool>