def METHOD_NAME(self):
    feature_extractor = self.get_feature_extractor()
    tokenizer = self.get_tokenizer()
    processor = WhisperProcessor(tokenizer=tokenizer, feature_extractor=feature_extractor)
    forced_decoder_ids = processor.get_decoder_prompt_ids(task="transcribe", no_timestamps=True)
    self.assertIsInstance(forced_decoder_ids, list)
    for ids in forced_decoder_ids:
        self.assertIsInstance(ids, (list, tuple))
    expected_ids = [TRANSCRIBE, NOTIMESTAMPS]
    self.assertListEqual([ids[-1] for ids in forced_decoder_ids], expected_ids)