class_docstr: A text-based debugger.
class_docstr_tok: ["A","text-based","debugger","."]
docstr: u(p)
  Move down a stack frame.
docstr_tok: ["u","(","p",")","Move","down","a","stack","frame","."]
code: def do_up(self, _):
      """u(p)
      Move down a stack frame.
      """
      if self.frame_index == len(self.frames) - 1:
          print("At topmost frame.", file=self.stdout)
      else:
          self.frame_index += 1
      self.print_context()
  
imports: from __future__ import annotations
  import cmd
  import pprint
  import sys
  import traceback
  from typing import Any, IO
  from jax._src.debugger import core
label_desc: Use image node_id 10 for calling the CliDebugger obj's underlying member method code with example usage: obj.do_up(_) without return types