docstr: Run as a service.
docstr_tok: ["Run","as","a","service","."]
code: def serving_method(self, images, **kwargs):
      """
      Run as a service.
      """
      images_decode = U.base64_to_cv2(images)
      results = self.run_image(img=images_decode)
      results = U.cv2_to_base64(results)
      return results
  
imports: import glob
  import os
  import cv2
  import numpy
  import paddle
  import paddle.nn
  from PIL import Image
  from tqdm import tqdm
  from .None import utils
  from .base_module import build_model
  from paddlehub.module.module import moduleinfo
  from paddlehub.module.module import serving
label_desc: Use image node_id 8 for calling the DeOldifyPredictor obj's underlying member method code with example usage: obj.serving_method(images) and returns: results