code: def format_timedelta(dt: timedelta) -> str:
      
      seconds = int(dt.total_seconds())
      days, remainder = divmod(seconds, 86400)
      hours, remainder = divmod(remainder, 3600)
      minutes, seconds = divmod(remainder, 60)
      s = ""
      if days > 0:
          s += str(days) + "d"
      if hours > 0:
          s += str(hours) + "h"
      if minutes > 0:
          s += str(minutes) + "min"
      if s == "":
          s = "0min"
      return s
docs: Formats timedelta to readable format, e.g. 1h30min.
      :param dt: timedelta
      :return: str