src/transformers/models/funnel/modeling_funnel.py/FunnelForPreTraining/__init__
class FunnelForPreTraining:    def __init__(self, config: FunnelConfig) -> None:
        super().__init__(config)

        self.funnel = FunnelModel(config)
        self.discriminator_predictions = FunnelDiscriminatorPredictions(config)
        # Initialize weights and apply final processing
        self.post_init()