    def forward(self, x):
        """
        Args:
            x: Input Tensor of shape  T X B X C
        Returns:
            Tensor of shape T X B X C
        """
        x = self.layer_norm(x)
        x = self.w_1(x)
        x = self.activation(x)
        x = self.dropout1(x)
        x = self.w_2(x)
        return self.dropout2(x)
Args:
x: Input Tensor of shape  T X B X C
Returns:
Tensor of shape T X B X C
fairseq/modules/conformer_layer.py