src/transformers/models/roberta/modeling_tf_roberta.py/TFRobertaEncoder/__init__
class TFRobertaEncoder:    def __init__(self, config: RobertaConfig, **kwargs):
        super().__init__(**kwargs)

        self.layer = [TFRobertaLayer(config, name=f"layer_._{i}") for i in range(config.num_hidden_layers)]