src/transformers/models/qdqbert/modeling_qdqbert.py/QDQBertSelfOutput/forward
class QDQBertSelfOutput:    def forward(self, hidden_states, input_tensor):
        hidden_states = self.dense(hidden_states)
        hidden_states = self.dropout(hidden_states)
        # Quantize the inputs to the residual add
        add_local = self.add_local_input_quantizer(hidden_states)
        add_residual = self.add_residual_input_quantizer(input_tensor)
        hidden_states = self.LayerNorm(add_local + add_residual)
        return hidden_states