code: def prompt(default=None):
      
      editor = 'nano'
      with tempfile.NamedTemporaryFile(mode='r+') as tmpfile:
          if default:
              tmpfile.write(default)
              tmpfile.flush()
  
          child_pid = os.fork()
          is_child = child_pid == 0
  
          if is_child:
              os.execvp(editor, [editor, tmpfile.name])
          else:
              os.waitpid(child_pid, 0)
              tmpfile.seek(0)
              return tmpfile.read().strip()
docs: Present the user a prompt.