old_contents: def main():
      from psi.experiment.workbench import PSIWorkbench
      workbench = PSIWorkbench()
  
      io_manifest = 'io_manifest.IOManifest'
      controller_manifest = 'simple_experiment.ControllerManifest'
      workbench.register_core_plugins(io_manifest, controller_manifest)
      workbench.start_workspace('demo')
  
  
  if __name__ == '__main__':
      main()
  
new_contents: def main():
      import logging
      logging.basicConfig(level='DEBUG')
  
      from psi.experiment.workbench import PSIWorkbench
      workbench = PSIWorkbench()
  
      io_manifest = 'io_manifest.IOManifest'
      controller_manifest = 'simple_experiment.ControllerManifest'
      workbench.register_core_plugins(io_manifest, controller_manifest)
      workbench.start_workspace('demo')
  
  
  if __name__ == '__main__':
      main()
  
subject: Add debugging output to app demo