code: func makeWizard(network string) *wizard {
  	return &wizard{
  		network: network,
  		conf: config{
  			Servers: make(map[string][]byte),
  		},
  		servers:  make(map[string]*sshClient),
  		services: make(map[string][]string),
  		in:       bufio.NewReader(os.Stdin),
  	}
  }
docs: // makeWizard creates and returns a new puppeth wizard.