code: def delete_video_transcript(video_id, language_code):
      
      video_transcript = VideoTranscript.get_or_none(video_id, language_code)
      if video_transcript:
          # delete the transcript content from storage.
          video_transcript.transcript.delete()
          # delete the transcript metadata from db.
          video_transcript.delete()
          logger.info('Transcript is removed for video "%s" and language code "%s"', video_id, language_code)
docs: Delete transcript for an existing video.
  
      Arguments:
          video_id: id identifying the video to which the transcript is associated.
          language_code: language code of a video transcript.