code: def forward(self, x, short_cut):
      if self.use_deconv:
          x = self.deconv(x)
      else:
          x = F.interpolate(
              x,
              paddle.shape(short_cut)[2:],
              mode="bilinear",
              align_corners=self.align_corners,
          )
      x = paddle.concat([x, short_cut], axis=1)
      x = self.double_conv(x)
      return x
  
imports: import paddle
  import paddle.nn
  import paddle.nn.functional
  from paddleseg import utils
  from paddleseg.cvlibs import manager
  from paddleseg.models import layers
label_desc: Use image node_id 2 for calling the UpSampling obj's underlying member method code with example usage: obj.forward(x, short_cut) and returns: x