src/transformers/models/bert/modeling_flax_bert.py/FlaxBertForMaskedLMModule/setup
class FlaxBertForMaskedLMModule:    def setup(self):
        self.bert = FlaxBertModule(config=self.config, add_pooling_layer=False, dtype=self.dtype)
        self.cls = FlaxBertOnlyMLMHead(config=self.config, dtype=self.dtype)