code: def base64_to_cv2(b64str):
      data = base64.b64decode(b64str.encode("utf8"))
      data = np.frombuffer(data, np.uint8)
      data = cv2.imdecode(data, cv2.IMREAD_COLOR)
      return data
  
file_path: PaddleHub/modules/image/text_recognition/Vehicle_License_Plate_Recognition/module.py
imports: import os
  import cv2
  import base64
  import numpy
  import paddle.nn
  from paddleocr import PaddleOCR
  from paddlehub.module.module import moduleinfo, serving
label_desc: Use image node_id 2 for calling the Vehicle_License_Plate_Recognition obj's underlying member method code with example usage: obj.base64_to_cv2(b64str) and returns: data