Created by: 670133189

报错内容：【'str' object has no attribute 'shape'】

版本、环境信息： chinese_ocr_db_crnn-1.0.0 paddlehub-1.7.1 paddlepaddle-1.8.1 MacOS-10.14.6 python-3.7.4

官方代码： 【1】启动PaddleHub Serving： hub serving start -m chinese_ocr_db_crnn

【2】发送预测请求：

import requests
import json
import cv2
import base64

def cv2_to_base64(image):
    data = cv2.imencode('.jpg', image)[1]
    return base64.b64encode(data.tostring()).decode('utf8')

# 发送HTTP请求
data = {'images':[cv2_to_base64(cv2.imread("/PATH/TO/IMAGE"))]}
headers = {"Content-type": "application/json"}
url = "http://127.0.0.1:8866/predict/chinese_ocr_db_crnn"
r = requests.post(url=url, headers=headers, data=json.dumps(data))

# 打印预测结果
print(r.json()["results"])