src/transformers/models/roberta/modeling_flax_roberta.py/FlaxRobertaIntermediate/setup
class FlaxRobertaIntermediate:    def setup(self):
        self.dense = nn.Dense(
            self.config.intermediate_size,
            kernel_init=jax.nn.initializers.normal(self.config.initializer_range, self.dtype),
            dtype=self.dtype,
        )
        self.activation = ACT2FN[self.config.hidden_act]