src/transformers/models/bert/modeling_flax_bert.py/FlaxBertForNextSentencePredictionModule/setup
class FlaxBertForNextSentencePredictionModule:    def setup(self):
        self.bert = FlaxBertModule(config=self.config, dtype=self.dtype)
        self.cls = FlaxBertOnlyNSPHead(dtype=self.dtype)