<tool id="fastq collapser" name="FASTQ Collapser">
  <requirements>
    <requirement type="package" version="0.0.13">fastx_toolkit</requirement>
  </requirements>
  <command>
    fastx_collapser -Q 33 -i $input -o $output
  </command>
  <inputs>
    <param name="input" type="data" label="Reads to collapse" />
   </inputs>
  <outputs>
    <data format="fasta" name="output" />
  </outputs>
  <help>  
</help>
</tool>