src/transformers/models/roberta_prelayernorm/modeling_roberta_prelayernorm.py/RobertaPreLayerNormOutput/forward
class RobertaPreLayerNormOutput:    def forward(self, hidden_states: torch.Tensor, input_tensor: torch.Tensor) -> torch.Tensor:
        hidden_states = self.dense(hidden_states)
        hidden_states = self.dropout(hidden_states)
        hidden_states = hidden_states + input_tensor
        return hidden_states