code: def _init_cpu_config(self):
      logging.info("Use x86 CPU")
      self.pred_cfg.disable_gpu()
      if self.enable_mkldnn:
          logging.info("Use MKLDNN")
          # cache 10 different shapes for mkldnn
          # self.pred_cfg.set_mkldnn_cache_capacity(10)  # cannot use on MAC
          self.pred_cfg.enable_mkldnn()
      self.pred_cfg.set_cpu_math_library_num_threads(10)
  
imports: import os
  import sys
  import logging
  import numpy
  from copy import deepcopy
  import paddle
  import paddle.nn
  import paddle.nn.functional
  from paddle.inference import create_predictor, Config
  from inference.ops import DistMaps3D, ScaleLayer, BatchImageNormalize3D, SigmoidForPred
label_desc: Use image node_id 3 for calling the BasePredictor obj's underlying member method code with example usage: obj._init_cpu_config() without return types