src/transformers/models/gpt2/modeling_flax_gpt2.py/FlaxGPT2LMHeadModule/setup
class FlaxGPT2LMHeadModule:    def setup(self):
        self.transformer = FlaxGPT2Module(self.config, dtype=self.dtype)
        self.lm_head = nn.Dense(
            self.config.vocab_size,
            use_bias=False,
            dtype=self.dtype,
            kernel_init=jax.nn.initializers.normal(stddev=self.config.initializer_range, dtype=self.dtype),
        )