code: def forward(self, x):
      for block in self.blocks:
          x = block(x)
  
      return x
  
imports: import torch
  import torch.nn
  import torch.nn.functional
  from basicsr.utils import get_root_logger
  from basicsr.utils.registry import ARCH_REGISTRY
label_desc: Use image node_id 2 for calling the Generator obj's underlying member method code with example usage: obj.forward(x) and returns: x