code: def forward(self, x):
      size = x.size()[2:]
      x = self.down(x)
      x = self.long_relation(x)
      # local attention
      x = F.interpolate(
          x, size=size, mode="bilinear", align_corners=True
      )
      res = x
      x = self.local_attention(x)
      return x + res
  
imports: import torch.nn
  import torch
  import torch.nn.functional
  from torch.nn import BatchNorm2d
label_desc: Use image node_id 2 for calling the GALDBlock obj's underlying member method code with example usage: obj.forward(x) and returns: unknown