code: def do_eni(self,args):
          
          parser = CommandArgumentParser("eni")
          parser.add_argument(dest='eni',help='eni index or name');
          args = vars(parser.parse_args(args))
  
          print "loading eni {}".format(args['eni'])
          try:
              index = int(args['eni'])
              eniSummary = self.wrappedStack['resourcesByTypeIndex']['AWS::EC2::NetworkInterface'][index]
          except ValueError:
              eniSummary = self.wrappedStack['resourcesByTypeName']['AWS::EC2::NetworkInterface'][args['eni']]
  
          pprint(eniSummary)
          self.stackResource(eniSummary.stack_name,eniSummary.logical_id)
docs: Go to the specified eni. eni -h for detailed help.