src/transformers/models/lilt/modeling_lilt.py/LiltForQuestionAnswering/__init__
class LiltForQuestionAnswering:    def __init__(self, config):
        super().__init__(config)
        self.num_labels = config.num_labels

        self.lilt = LiltModel(config, add_pooling_layer=False)
        self.qa_outputs = nn.Linear(config.hidden_size, config.num_labels)

        # Initialize weights and apply final processing
        self.post_init()