本程序调用百度OCR API对剪贴板的图片文字识别，配合CaptureScreen软件，可快速识别文字。

坚守“ 做人真诚 · 做事靠谱 · 口碑至上 · 高效敬业 ”的价值观，专业网站建设服务10余年为成都成都报废汽车回收小微创业公司专业提供成都定制网页设计营销网站建设商城网站建设手机网站建设小程序网站建设网站改版，从内容策划、视觉设计、底层架构、网页布局、功能开发迭代于一体的高端网站建设服务。

#!python3
import urllib.request, urllib.parse
import os, io, sys, json, socket
import base64
from PIL import ImageGrab
 
socket.setdefaulttimeout(30)
 
def get_auth():
  apikey = 'your apikey'
  secret_key = 'your secret key'
  host = 'https://aip.baidubce.com/oauth/2.0/token?grant_type=client_credentials&client_id=%s&client_secret=%s' % (apikey, secret_key)
  req = urllib.request.Request(host)
  req.add_header('Content-Type', 'application/json; charset=UTF-8')
  res = urllib.request.urlopen(req)
  content = res.read()
  if (content):
    o = json.loads(content.decode())
    return o['access_token']
  return None
 
def ocr_clipboard():
  im = ImageGrab.grabclipboard()
  if im is None:
    print('No image in clipboard')
    return
  print('image size: %sx%s\n>>>\n' % (im.size[0], im.size[1]))
  mf = io.BytesIO()
  im.save(mf, 'JPEG')
  mf.seek(0)
  buf = mf.read()
  b64 = base64.encodebytes(buf)
  access_token = get_auth()
  if access_token is not None:
    url = 'https://aip.baidubce.com/rest/2.0/ocr/v1/general_basic?access_token=%s' % access_token
    data = urllib.parse.urlencode({'image' : b64}).encode()
    req = urllib.request.Request(url, method='POST')
    req.add_header('Content-Type', 'application/x-www-form-urlencoded')
    with urllib.request.urlopen(req, data) as p:
      res = p.read().decode('utf-8')
      o = json.loads(res)
      if o['words_result'] is not None:
        for w in o['words_result']:
          print(w['words'])
      print('\n<<<')
  else:
    print('access_token is none')
 
if __name__ == '__main__':
 
  x = input('ocr form clipboard image: z to ocr, q to quit-->')
  while(x != 'q'):
    if x=='z':
      ocr_clipboard()
    x = input('ocr from clipboard image: r to ocr, q to quit-->')
  print('bye')

文章标题：python3调用百度OCRAPI实现剪贴板文字识别-创新互联
网页网址：http://chengdu.cdxwcx.cn/article/eises.html