code: def forward(self, input):
      return self.pdc(
          input,
          self.weight,
          self.bias,
          self.stride,
          self.padding,
          self.dilation,
          self.groups,
      )
  
imports: import os
  import math
  import torch
  import numpy
  import torch.nn
  import torch.nn.functional
  from typing import Optional
  from cftool.cv import to_uint8
  from ....parameters import OPT
label_desc: Use image node_id 3 for calling the Conv2d obj's underlying member method code with example usage: obj.forward(input) and returns: self