code: def __init__(self, masks, model=None, dummy_input=None, traced=None):
      # check if the parameters are valid
      parameter_valid = False
      if traced is not None:
          parameter_valid = True
      elif (model is not None) and (dummy_input is not None):
          parameter_valid = True
      if not parameter_valid:
          raise Exception("The input parameters is invalid!")
      self.model = model
      self.dummy_input = dummy_input
      self.traced = traced
      self.masks = masks
  
imports: import os
  import logging
  import torch
  import numpy
  from .shape_dependency import ChannelDependency, GroupDependency, CatPaddingDependency, InputChannelDependency
  from .utils import get_module_by_name
label_desc: Use image node_id 1 to create a new MaskFix object  with example: obj = MaskFix(masks, model, dummy_input, traced)