code: def forward(self, x):
      return self.net(x)
  
imports: from math import sqrt, pi, log
  import torch
  from torch import nn, einsum
  import torch.nn.functional
  from einops import rearrange, repeat
  from einops.layers.torch import Rearrange
label_desc: Use image node_id 2 for calling the DepthWiseConv2d obj's underlying member method code with example usage: obj.forward(x) and returns: self