code: def rebuild_fwd_pass_vars(self, target_layer):
      target_layer.reset_built_fwd_pass_vars()
      target_layer.build_fwd_pass_vars()
  
imports: from __future__ import division
  from __future__ import print_function
  from __future__ import absolute_import
  import sys
  import os
  import numpy
  import yaml
  from collections import namedtuple
  from collections import OrderedDict
  from collections import defaultdict
  import deeplift.util
  from deeplift import layers
  from deeplift.layers import *
  from deeplift.layers import ScoringMode
  from deeplift.util import compile_func
label_desc: Use image node_id 2 for calling the Model obj's underlying member method code with example usage: obj.rebuild_fwd_pass_vars(target_layer) without return types