1、首先去百度注册一个账户，然后选择对应的识别类型创建对应的应用，获取AppID,APIKey,SecretKey,请参考百度官方接入文档http://ai.baidu.com/docs#/Begin/top
2、官方使用文档http://ai.baidu.com/docs#/OCR-Python-SDK/top

#-*- coding: UTF-8 -*-#前提是python已安装aip库--》pip install baidu-aipimport osfrom aip import AipOcrimport jsonAPP_ID = '你注册账号创建应用后得到的APPID'API_KEY = '你注册账号创建应用后得到的API_KEY'SECRET_KEY = '你注册账号创建应用后得到的SECRET_KEY 'aipOcr = AipOcr(APP_ID, API_KEY, SECRET_KEY)os.chdir("E:\\office\\src_pic") #你需要转换的图片目录dirs = os.listdir()def get_file_content(filePath): with open(filePath, 'rb') as fp: return fp.read()options = {}options["language_type"] = "CHN_ENG"options["detect_direction"] = "true"options["detect_language"] = "true"options["probability"] = "true"print('开始处理，共'+str(len(dirs))+"张图片。")flag=0T = 0 #统计处理图片成功的数量for filePath in dirs: if filePath.split('.')[-1]=='txt':continue flag+=1 print('正在处理第'+str(flag)+'张图片') try: result = aipOcr.basicGeneral(get_file_content(filePath), options) except BaseException as e: print(e) else: try: with open(filePath.split('.')[0]+'.txt','w',encoding='utf-8') as f: for i in result['words_result']: f.write(i['words']+'\n') T += 1 except BaseException as e : print(e) else: print('处理完成')print('{}全部处理完成！{}'.format("="*30,"="*30))print('处理成功的图片有{}张,处理失败的图片有{}张'.format(T,len(dirs)-T))