code: def load(self, kwargs):
      # Naming Parameters
      add_parameter(self, kwargs, "name", "MaskValues")
      add_parameter(self, kwargs, "preprocessor_string", "Masked")
  
      # Masking Parameters
      add_parameter(self, kwargs, "mask_threshold", 0)
      add_parameter(self, kwargs, "mask_value", 0)
      add_parameter(self, kwargs, "mask_mode", "lower")
  
      self.array_input = True
  
imports: import subprocess
  import os
  import numpy
  from deepneuro.preprocessing.preprocessor import Preprocessor
  from deepneuro.utilities.conversion import read_image_files
  from deepneuro.utilities.util import add_parameter, quotes
label_desc: Use image node_id 1 for calling the MaskValues obj's underlying member method code with example usage: obj.load(kwargs) without return types