code: def forward(self, x):
      return self.block(x)
  
imports: import torch
  from torch import nn
  from functools import partial
  from .basic_blocks import ConvBlock
  from ..ops import FeaturesConnector
label_desc: Use image node_id 2 for calling the UNetDoubleConv obj's underlying member method code with example usage: obj.forward(x) and returns: self