【Python3-API】通用文字识别示例代码

'''
Created on 2018-1-25
通用文字识别-Python3 -API示例代码
@author: 小帅丶
'''
import urllib3,base64
from urllib.parse import urlencode
access_token='自己应用信息获取的access_token'
http=urllib3.PoolManager()
url='https://aip.baidubce.com/rest/2.0/ocr/v1/general?access_token='+access_token
f = open('F:/demo.jpg','rb')
#参数image：图像base64编码
img = base64.b64encode(f.read())
params={'image':img}
#对base64数据进行urlencode处理
params=urlencode(params)
request=http.request('POST', 
                      url,
                      body=params,
                      headers={'Content-Type':'application/x-www-form-urlencoded'})
#对返回的byte字节进行处理。Python3输出位串，而不是可读的字符串，需要进行转换
result = str(request.data,'utf-8')
print(result)

{
    "log_id": 6101980364103585000, 
    "words_result_num": 1, 
    "words_result": [
        {
            "location": {
                "width": 146, 
                "top": 7, 
                "height": 17, 
                "left": 11
            }, 
            "words": "小帅开发者服务开发者"
        }
    ]
}