code: def _parse_opt(self, opts, conf_path):
      f = open(conf_path)
      config = yaml.load(f, Loader=yaml.Loader)
      if not opts:
          return config
      for s in opts:
          s = s.strip()
          k, v = s.split("=")
          v = self._parse_helper(v)
          if "devices" in k:
              v = str(v)
          print(k, v, type(v))
          cur = config
          parent = cur
          for kk in k.split("."):
              if kk not in cur:
                  cur[kk] = {}
                  parent = cur
                  cur = cur[kk]
              else:
                  parent = cur
                  cur = cur[kk]
          parent[k.split(".")[-1]] = v
      return config
  
imports: import copy
  from paddle_serving_server.web_service import WebService, Op
  from paddle_serving_server.proto import general_model_config_pb2
  import google.protobuf.text_format
  import os
  import numpy
  import base64
  from PIL import Image
  import io
  from preprocess_ops import Compose
  from postprocess_ops import HRNetPostProcess
  from argparse import ArgumentParser, RawDescriptionHelpFormatter
  import yaml
label_desc: Use image node_id 4 for calling the ArgsParser obj's underlying member method code with example usage: obj._parse_opt(opts, conf_path) and returns: config, config