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