code: def forward(self, input_):
      return self.lambda_func(self.forward_prepare(input_))
  
imports: from ..None import resnext101_64x4d
  from math import floor
  import numpy
  import torch
  import torch.nn
label_desc: Use image node_id 1 for calling the Lambda obj's underlying member method code with example usage: obj.forward(input_) and returns: self