text: import click
  from parsec.cli import pass_context, json_loads
  from parsec.decorators import custom_exception, dict_output
  
  
  @click.command('show_invocation_step')
  @click.argument("workflow_id", type=str)
  @click.argument("invocation_id", type=str)
  @click.argument("step_id", type=str)
  @pass_context
  @custom_exception
  @dict_output
  def cli(ctx, workflow_id, invocation_id, step_id):
      """See the details of a particular workflow invocation step.
  
  Output:
  
      The workflow invocation step.
            For example::
  
              {u'action': None,
               u'id': u'63cd3858d057a6d1',
               u'job_id': None,
               u'model_class': u'WorkflowInvocationStep',
               u'order_index': 2,
               u'state': None,
               u'update_time': u'2015-10-31T22:11:14',
               u'workflow_step_id': u'52e496b945151ee8',
               u'workflow_step_label': None,
               u'workflow_step_uuid': u'4060554c-1dd5-4287-9040-8b4f281cf9dc'}
      """
      return ctx.gi.workflows.show_invocation_step(workflow_id, invocation_id, step_id)
  