class_docstr: Custom log formatter.
  
  Extends `colored.TTYColoredFormatter` by adding attributes
  to message arguments and coloring error traceback.
code: def _color_arg(arg: Any) -> str | float | int:
      if isinstance(arg, (int, float)):
          # In case of %d or %f formatting
          return arg
      return BOLD_ON + str(arg) + BOLD_OFF
  
file_path: airflow/airflow/utils/log/colored_log.py
imports: from __future__ import annotations
  import sys
  from typing import TYPE_CHECKING, Any
  import re2
  from colorlog import TTYColoredFormatter
  from colorlog.escape_codes import esc, escape_codes
  from airflow.utils.log.timezone_aware import TimezoneAware
label_desc: Use image node_id 2 for calling the CustomTTYColoredFormatter obj's underlying member method code with example usage: obj._color_arg(arg) and returns: unknown, arg