code: def freeze(
      clip,
      t=0,
      freeze_duration=None,
      total_duration=None,
      padding_end=0,
  ):
      """Momentarily freeze the clip at time t.
  
      Set `t='end'` to freeze the clip at the end (actually it will freeze on the
      frame at time clip.duration - padding_end seconds - 1 / clip_fps).
      With ``duration`` you can specify the duration of the freeze.
      With ``total_duration`` you can specify the total duration of
      the clip and the freeze (i.e. the duration of the freeze is
      automatically computed). One of them must be provided.
      """
      if t == "end":
          t = clip.duration - padding_end - 1 / clip.fps
  
      if freeze_duration is None:
          if total_duration is None:
              raise ValueError(
                  "You must provide either 'freeze_duration' or 'total_duration'"
              )
          freeze_duration = total_duration - clip.duration
  
      before = [clip[:t]] if (t != 0) else []
      freeze = [clip.to_ImageClip(t).with_duration(freeze_duration)]
      after = [clip[t:]] if (t != clip.duration) else []
      return concatenate_videoclips(before + freeze + after)
  
label_desc: Use image node_id 1 for calling a global function with example usage: freeze(clip, t, freeze_duration, total_duration, padding_end) and returns: concatenate_videoclips