code: def view_input(window):
      
      store = window.store
  
      def change_label(sender):
          """event func"""
          store.label.value = sender.value
  
      window += Input(
          label='Introducir: ',
          cursor=red('_'),
          left_l='< ',
          right_l=' >',
          on_enter=change_label,
          ref='input'
      )
      window += Label(
          cordx=28,
          ref='label'
      )
docs: Window.