code: def write_normalization_scheme_to_patients(self):
      for c in self.list_of_cropped_npz_files:
          case_identifier = get_case_identifier_from_npz(c)
          properties = self.load_properties_of_cropped(case_identifier)
          properties["use_nonzero_mask_for_norm"] = self.plans[
              "use_mask_for_norm"
          ]
          self.save_properties_of_cropped(case_identifier, properties)
  
imports: import os
  import pickle
  import shutil
  from collections import OrderedDict
  from .image_crop import get_case_identifier_from_npz
  from .preprocessing import GenericPreprocessor, PreprocessorFor2D
  from .experiment_utils import *
  from .path_utils import join_paths
label_desc: Use image node_id 11 for calling the ExperimentPlanner obj's underlying member method code with example usage: obj.write_normalization_scheme_to_patients() without return types