<tool id="Converter_ply" name="Converter_ply">
  <description>converter ply file</description>
  <command interpreter="python"> 
    convertply.py $input $output
  </command>
  <inputs>
    <param name="input" type="data" label="ply file" />

  </inputs>
  <outputs>
    <data  name="output" type = "data" format = "ply" label="converting${on_string}" />
  </outputs>
  <help>
	**Function**

	Extract enters of header in ply file
	

  </help>
</tool>