使用Python+Webhook整合百度名片OCR API

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注册百度云

注册百度云帐户,并申请 OCR 相关权限。地址

创建应用,并获取 Client ID 和 Secret Key

image.png

名片扫描接口百度提供每天 500 个免费的额度

创建定时任务,更新 access_token

  1. 创建一个配置表,包含 access_token 字段和 expired_datetime 字段
  2. 创建按 expired_date 字段定时触发的工作流
  3. 工作流主要构成
    • webhook 获取 access_token 和 expires_in
# webhook 自定义方式 POST

https://aip.baidubce.com/oauth/2.0/token?grant_type=client_credentials&client_id=# 百度云里的API KEY# &client_secret=# 百度云里的Secret Key#
  • 当前时间 +expires_in 获得 expired_datetime
    image.png
  • access_token 和 expired_datetime 写入配置表

调用名片 OCR 扫描接口

在 API 开发文档中找到存储图片表的相关配置

创建 webhook,传入 rowid 和配置表中的 access_token
image.png

import requests
import json

'''
获取图片地址
'''
AppKey = ""
SecretKey = ""
Sign = "=="
request_url_ECSP2 = ""
worksheetId = ""
rowId = input["rowId"]

req = {"appKey": AppKey, "sign": Sign, "worksheetId": worksheetId, "rowId": rowId}


data_to_post = json.dumps(req, ensure_ascii=False, separators=(',', ':'))
print(data_to_post)
headers = {'content-type': 'application/json'}
response = requests.post(request_url_ECSP2, data=data_to_post, headers=headers)

if response:
    response_json = json.loads(response.text)
    namecard_img = json.loads(response_json["data"]["NamecardIMG"])
    namecard_img_url = namecard_img[0]["original_file_full_path"]


'''
名片识别
'''

request_url = "https://aip.baidubce.com/rest/2.0/ocr/v1/business_card"
access_token = input["access_token"]
data = {"access_token": access_token, "url": namecard_img_url}
headers = {'content-type': 'application/x-www-form-urlencoded'}
response = requests.post(request_url, data=data, headers=headers)
if response:
    result = json.loads(response.text)['words_result']
    print(result)
output = {}
output["PC"] = result['PC'][0]
output["TEL"] = result['TEL'][0]
TITLE = ''
for i in range(0, len(result['TITLE'])):
    TITLE = TITLE + result['TITLE'][i]
output["TITLE"] = TITLE
output["EMAIL"] = result['EMAIL'][0]
output["FAX"] = result['FAX'][0]
output["URL"] = result['URL'][0]
output["ADDR"] = result['ADDR'][0]
output["COMPANY"] = result['COMPANY'][0]
output["MOBILE"] = result['MOBILE'][0]
output["NAME"] = result['NAME'][0]