code: def in_prompt_tokens(self, cli=None):
      return [
          (Token.Prompt, "In ["),
          (Token.PromptNum, str(self.shell.execution_count)),
          (Token.Prompt, "]: "),
      ]
  
imports: from __future__ import print_function
  from pygments.token import Token
  import sys
  from IPython.core.displayhook import DisplayHook
  from prompt_toolkit.layout.utils import token_list_width
label_desc: Use image node_id 2 for calling the Prompts obj's underlying member method code with example usage: obj.in_prompt_tokens(cli) and returns: list