code: def _init_gpu_config(self):
      logging.info("Use NVIDIA GPU")
      self.pred_cfg.enable_use_gpu(100, 0)
  
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 2 for calling the BasePredictor obj's underlying member method code with example usage: obj._init_gpu_config() without return types