docs: def get_fun(returner, fun):
      '''
      Return info about last time fun was called on each minion
  
      CLI Example:
  
      .. code-block:: bash
  
          salt '*' ret.get_fun mysql network.interfaces
      '''
      returners = salt.loader.returners(__opts__, __salt__)
      return returners['{0}.get_fun'.format(returner)](fun)