src/transformers/models/luke/modeling_luke.py/LukeForEntitySpanClassification/__init__
class LukeForEntitySpanClassification:    def __init__(self, config):
        super().__init__(config)

        self.luke = LukeModel(config)

        self.num_labels = config.num_labels
        self.dropout = nn.Dropout(config.hidden_dropout_prob)
        self.classifier = nn.Linear(config.hidden_size * 3, config.num_labels)

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