code: def format_eta(self) -> str:
      if self.eta_known:
          t = int(self.eta)
          seconds = t % 60
          t //= 60
          minutes = t % 60
          t //= 60
          hours = t % 24
          t //= 24
          if t > 0:
              return f"{t}d {hours:02}:{minutes:02}:{seconds:02}"
          else:
              return f"{hours:02}:{minutes:02}:{seconds:02}"
      return ""
  
imports: import contextlib
  import math
  import os
  import sys
  import time
  import typing
  from gettext import gettext
  from io import StringIO
  from types import TracebackType
  from ._compat import _default_text_stdout
  from ._compat import CYGWIN
  from ._compat import get_best_encoding
  from ._compat import isatty
  from ._compat import open_stream
  from ._compat import strip_ansi
  from ._compat import term_len
  from ._compat import WIN
  from .exceptions import ClickException
  from .utils import echo
label_desc: Use image node_id 10 for calling the ProgressBar obj's underlying member method code with example usage: obj.format_eta() and returns: str, t, str, hours, str, minutes, str, seconds, hours, str, minutes, str, seconds