src/transformers/models/bert/modeling_flax_bert.py/FlaxBertForQuestionAnsweringModule/setup
class FlaxBertForQuestionAnsweringModule:    def setup(self):
        self.bert = FlaxBertModule(
            config=self.config,
            dtype=self.dtype,
            add_pooling_layer=False,
            gradient_checkpointing=self.gradient_checkpointing,
        )
        self.qa_outputs = nn.Dense(self.config.num_labels, dtype=self.dtype)