def forward(self, x):
    x = self.conv_7x7(x)
    x = self.conv_3x3_1(x)
    x = self.conv_3x3_2(x)
    return self.conv_1x1(x)
def forward(self, x):
    x = self.conv_7x7(x)
    x = self.conv_3x3_1(x)
    x = self.conv_3x3_2(x)
    return self.conv_1x1(x)