code: def bold(text):
      return "".join([docker_utils.BOLD, text, docker_utils.ENDC])
  
file_path: carla/Util/Docker/docker_tools.py
imports: from __future__ import print_function
  import argparse
  import docker
  import docker_utils
  import os
label_desc: Use image node_id 2 for calling a global function with example usage: bold(text) and returns: str