version: 0.3.0
inputs:
  files:
    - code/helloworld.py
    - data/names.txt
  parameters:
    helloworld: code/helloworld.py
    inputfile: data/names.txt
    outputfile: results/greetings.txt
    sleeptime: 0
workflow:
  type: serial
  specification:
    steps:
      - environment: 'docker.io/library/python:2.7-slim'
        commands:
          - python "${helloworld}"
              --inputfile "${inputfile}"
              --outputfile "${outputfile}"
              --sleeptime ${sleeptime}
outputs:
  files:
   - results/greetings.txt