code: def _parse_tracker(tracker_cfg):
      tracker_params = {}
      for k, v in tracker_cfg.items():
          tracker_params.update({k: v})
      return tracker_params
  
file_path: PaddleDetection/ppdet/engine/export_utils.py
imports: from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  import os
  import yaml
  from collections import OrderedDict
  import paddle
  from ppdet.data.source.category import get_categories
  from ppdet.utils.logger import setup_logger
label_desc: Use image node_id 4 for calling a global function with example usage: _parse_tracker(tracker_cfg) and returns: tracker_params