def forward(self, x1, x2):
    fm = torch.cat([x1, x2], dim=1)
    fm = self.conv_1x1(fm)
    fm_se = self.attention(fm)
    return (fm + (fm * fm_se))
def forward(self, x1, x2):
    fm = torch.cat([x1, x2], dim=1)
    fm = self.conv_1x1(fm)
    fm_se = self.attention(fm)
    return (fm + (fm * fm_se))