text: from metadrive.utils.config import Config, merge_config_with_unknown_keys, merge_config
  from metadrive.utils.coordinates_shift import panda_heading, panda_position, metadrive_heading, metadrive_position
  from metadrive.utils.math_utils import safe_clip, clip, norm, distance_greater, safe_clip_for_small_array, Vector
  from metadrive.utils.random_utils import get_np_random, random_string
  from metadrive.utils.utils import is_mac, import_pygame, recursive_equal, setup_logger, merge_dicts, \
      concat_step_infos, is_win
  