#!/usr/bin/env cwl-runner class: Workflow cwlVersion: v1.0 requirements: - class: InlineJavascriptRequirement inputs: [] outputs: [] steps: - id: js_log in: [] out: [] run: class: ExpressionTool inputs: [] outputs: [] expression: ${console.log("Log message");console.error("Error message");return ["python", "-c", "True"];}