weights: https://paddledet.bj.bcebos.com/models/yolov3_darknet53_270e_coco.pdparams
slim: PTQ

PTQ:
  ptq_config: {
      'activation_quantizer': 'HistQuantizer',
      'upsample_bins': 127,
      'hist_percent': 0.999}
  quant_batch_num: 10
  fuse: True
