code: def create_identifier(handler: Callable):
      parts = handler.__module__.split(".")
      name = handler.__name__
      package = parts[0]
      if len(parts) > 1:
          final_module = parts[-1]
          return f"{package}:{final_module}.{name}"
      else:
          return f"{package}:{name}"
  
imports: import os
  import signal
  import sys
  import warnings
  from dataclasses import dataclass
  from typing import Callable, Any, Optional, List
  from prompt_toolkit.application.current import get_app
  from prompt_toolkit.key_binding import KeyBindings
  from prompt_toolkit.key_binding.key_processor import KeyPressEvent
  from prompt_toolkit.key_binding.bindings import named_commands
  from prompt_toolkit.key_binding.bindings.completion import display_completions_like_readline
  from prompt_toolkit.key_binding.vi_state import InputMode, ViState
  from prompt_toolkit.filters import Condition
  from IPython.core.getipython import get_ipython
  from IPython.terminal.shortcuts import auto_match
  from IPython.terminal.shortcuts import auto_suggest
  from IPython.terminal.shortcuts.filters import filter_from_string
  from IPython.utils.decorators import undoc
  from prompt_toolkit.enums import DEFAULT_BUFFER
label_desc: Use image node_id 1 for calling a global function with example usage: create_identifier(handler) and returns: package, str, final_module, str, name, package, str, name