workflow.xml

<tool id='parsl_mpi' name='parsl_mpi'>
  <command interpreter='bash'>simple_wrapper.sh</command>
  <inputs>
    <section name='mpi_inputs' type='section' title='MPI Inputs' expanded='true'>
      <param 
        name='repeats' 
        label='Number of parallel MPI runs' 
        type='integer' 
        min='1' 
        max='8' 
        help='Number of times the run_mpi parsl app is launched in parallel' 
        value='1' 
        width='50%'>
      </param>
      <param 
        name='np' 
        label='Number processors to run on per MPI run' 
        type='integer' 
        min='2' 
        max='192' 
        help='Number of times the run_mpi parsl app is launched in parallel' 
        value='2'
        width='50%'>
      </param>
      <param 
        name='mpi_dir' 
        label='Directory path or module name with MPI installation' 
        help='If a module name is specified it will be loaded with module load' 
        type='text' 
        value='/contrib/__PW_USER__/ompi/' 
        width='50%'>
      </param>
    </section>
    <section name='cluster_options' type='section' title='Cluster Options' expanded='true'>
      <conditional name="parsl_provider_cond">
        <param name='parsl_provider' type='select' label='Select LocalProvider or SlurmProvider' help='' width='50%_none' multiple='false'>
          <option value="LocalProvider">LocalProvider</option>
          <option value="SlurmProvider" selected="true">SlurmProvider</option>
        </param>
        <when value="LocalProvider">
          <param 
            name='slurm_account' 
            label='Account' 
            help='--account option' 
            type='text' 
            value='' 
            width='50%'>
          </param>
          <param 
            name='slurm_partition' 
            label='partition' 
            help='--partition option' 
            type='text' 
            value='' 
            width='50%'>
          </param>
         <param 
           name='slurm_nodes' 
           label='Nodes' 
           type='integer' 
           min='1' 
           max='8' 
           help='--nodes option' 
           value='1'
           width='50%'>
         </param>
         <param 
           name='slurm_ntasks_per_node' 
           label='Tasks per node' 
           type='integer' 
           min='1' 
           max='96' 
           help='--ntasks_per_node option' 
           value='2'
           width='50%'>
         </param>
        </when>
      </conditional>
      <param 
        name='globus_key' 
        label='Key for starting a Globus Compute endpoint' 
        help='This key is generally obtained from the Globus Web app' 
        type='text' 
        value='ABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890=' 
        width='50%'>
      </param>
    </section>
  </inputs>
  <outputs>
  </outputs>
</tool>