content: import os
  
  from nnunetv2.utilities.default_n_proc_DA import get_allowed_n_proc_DA
  
  default_num_processes = 8 if 'nnUNet_def_n_proc' not in os.environ else int(os.environ['nnUNet_def_n_proc'])
  
  ANISO_THRESHOLD = 3  # determines when a sample is considered anisotropic (3 means that the spacing in the low
  # resolution axis must be 3x as large as the next largest spacing)
  
  default_n_proc_DA = get_allowed_n_proc_DA()
  