code: def get_config(workflow):
      
      try:
          workspace = workflow.plugin_workspace[ReactorConfigPlugin.key]
          return workspace[WORKSPACE_CONF_KEY]
      except KeyError:
          # The plugin did not run or was not successful: use defaults
          conf = ReactorConfig()
          workspace = workflow.plugin_workspace.get(ReactorConfigPlugin.key, {})
          workspace[WORKSPACE_CONF_KEY] = conf
          workflow.plugin_workspace[ReactorConfigPlugin.key] = workspace
          return conf
docs: Obtain configuration object
      Does not fail
  
      :return: ReactorConfig instance