<tool id="sra_fetch" name="Fetch SRA" version="1.0.0">
  <description> by accession from NCBI SRA.</description>
  <command interpreter="python">sra_fetch.py $accession > $output</command>
  <inputs>
    <param name="accession" size="13" type="text" value="SRR000001" label="SRA run accession"/>
  </inputs>
  <outputs>
    <data format="sra" name="output"/>
  </outputs>
  <requirements>
    <requirement type="python">sra_fetch.py</requirement>
  </requirements>
  <help>
    This tool fetches SRA archives from NCBI over FTP using the python ftplib.
  </help>
</tool>