新浪微博Python3客户端接口OAuth2

Keyword: Python3 Oauth2 新浪微博

本接口基于廖雪峰的weibo python SDK修改完成，其sdk为新浪官方所推荐，原作者是用python2写的

经过一些修改，这里提供基于python3的 weibo SDK

 

 

#!/usr/bin/env python# -*- coding: utf-8 -*-__version__ = '1.04'__author__ = 'Liao Xuefeng ([e-mail])'__publish__ = 'http://www.cnblogs.com/txw1958/''''Python3 client SDK for sina weibo API using OAuth 2.'''try:    import jsonexcept ImportError:    import simplejson as jsonimport timeimport urllib.requestimport loggingdef _obj_hook(pairs):    '''    convert json object to python object.    '''    o = JsonObject()    for k, v in pairs.items():        o[str(k)] = v    return oclass APIError(Exception):    '''    raise APIError if got failed json message.    '''    def __init__(self, error_code, error, request):        self.error_code = error_code        self.error = error        self.request = request        Exception.__init__(self, error)    def __str__(self):        return 'APIError: %s: %s, request: %s' % (self.error_code, self.error, self.request)class JsonObject(dict):    '''    general json object that can bind any fields but also act as a dict.    '''    def __getattr__(self, attr):        return self[attr]    def __setattr__(self, attr, value):        self[attr] = valuedef _encode_params(**kw):    '''    Encode parameters.    '''    args = []    for k, v in kw.items():        qv = v.encode('utf-8') if isinstance(v, str) else str(v)        args.append('%s=%s' % (k, urllib.parse.quote(qv)))    return '&'.join(args)def _encode_multipart(**kw):    '''    Build a multipart/form-data body with generated random boundary.    '''    boundary = '----------%s' % hex(int(time.time() * 1000))    data = []    for k, v in kw.items():        data.append('--%s' % boundary)        if hasattr(v, 'read'):            filename = getattr(v, 'name', '')            n = filename.rfind('.')            ext = filename[n:].lower() if n != (-1) else ""            content = v.read()            content = content.decode('ISO-8859-1')            data.append('Content-Disposition: form-data; name="%s"; filename="hidden"' % k)            data.append('Content-Length: %d' % len(content))            data.append('Content-Type: %s\r\n' % _guess_content_type(ext))            data.append(content)        else:            data.append('Content-Disposition: form-data; name="%s"\r\n' % k)            data.append(v if isinstance(v, str) else v.decode('utf-8'))    data.append('--%s--\r\n' % boundary)    return '\r\n'.join(data), boundary_CONTENT_TYPES = { '.png': 'image/png', '.gif': 'image/gif', '.jpg': 'image/jpeg', '.jpeg': 'image/jpeg', '.jpe': 'image/jpeg' }def _guess_content_type(ext):    return _CONTENT_TYPES.get(ext, 'application/octet-stream')_HTTP_GET = 0_HTTP_POST = 1_HTTP_UPLOAD = 2def _http_get(url, authorization=None, **kw):    logging.info('GET %s' % url)    return _http_call(url, _HTTP_GET, authorization, **kw)def _http_post(url, authorization=None, **kw):    logging.info('POST %s' % url)    return _http_call(url, _HTTP_POST, authorization, **kw)def _http_upload(url, authorization=None, **kw):    logging.info('MULTIPART POST %s' % url)    return _http_call(url, _HTTP_UPLOAD, authorization, **kw)def _http_call(url, method, authorization, **kw):    '''    send an http request and expect to return a json object if no error.    '''    params = None    boundary = None    if method==_HTTP_UPLOAD:        params, boundary = _encode_multipart(**kw)    else:        params = _encode_params(**kw)    http_url = '%s?%s' % (url, params) if method==_HTTP_GET else url    http_body = None if method==_HTTP_GET else params.encode(encoding='utf-8')    req = urllib.request.Request(http_url, data=http_body)    if authorization:        req.add_header('Authorization', 'OAuth2 %s' % authorization)    if boundary:        req.add_header('Content-Type', 'multipart/form-data; boundary=%s' % boundary)    resp = urllib.request.urlopen(req)    body = resp.read().decode("utf-8")    r = json.loads(body, object_hook=_obj_hook)    if 'error_code' in r:        raise APIError(r.error_code, r['error_code'], r['request'])    return rclass HttpObject(object):    def __init__(self, client, method):        self.client = client        self.method = method    def __getattr__(self, attr):        def wrap(**kw):            if self.client.is_expires():                raise APIError('21327', 'expired_token', attr)            return _http_call('%s%s.json' % (self.client.api_url, attr.replace('__', '/')), self.method, self.client.access_token, **kw)        return wrapclass APIClient(object):    '''    API client using synchronized invocation.    '''    def __init__(self, app_key, app_secret, redirect_uri=None, response_type='code', domain='api.weibo.com', version='2'):        self.client_id = app_key        self.client_secret = app_secret        self.redirect_uri = redirect_uri        self.response_type = response_type        self.auth_url = 'https://%s/oauth2/' % domain        self.api_url = 'https://%s/%s/' % (domain, version)        self.access_token = None        self.expires = 0.0        self.get = HttpObject(self, _HTTP_GET)        self.post = HttpObject(self, _HTTP_POST)        self.upload = HttpObject(self, _HTTP_UPLOAD)    def set_access_token(self, access_token, expires_in):        self.access_token = str(access_token)        self.expires = float(expires_in)    def get_authorize_url(self, redirect_uri=None, display='default'):        '''        return the authroize url that should be redirect.        '''        redirect = redirect_uri if redirect_uri else self.redirect_uri        if not redirect:            raise APIError('21305', 'Parameter absent: redirect_uri', 'OAuth2 request')        return '%s%s?%s' % (self.auth_url, 'authorize', \                _encode_params(client_id = self.client_id, \                        response_type = 'code', \                        display = display, \                        redirect_uri = redirect))    def request_access_token(self, code, redirect_uri=None):        '''        return access token as object: {"access_token":"your-access-token","expires_in":12345678}, expires_in is standard unix-epoch-time        '''        redirect = redirect_uri if redirect_uri else self.redirect_uri        if not redirect:            raise APIError('21305', 'Parameter absent: redirect_uri', 'OAuth2 request')        r = _http_post('%s%s' % (self.auth_url, 'access_token'), \                client_id = self.client_id, \                client_secret = self.client_secret, \                redirect_uri = redirect, \                code = code, grant_type = 'authorization_code')        r.expires_in += int(time.time())        return r    def is_expires(self):        return not self.access_token or time.time() > self.expires    def __getattr__(self, attr):        return getattr(self.get, attr)def main():    try:        #step 1 定义 app key，app secret，回调地址：        APP_KEY = "1475245930"        APP_SECRET = "7be6f636faf7b17d048c0cd3c55ada45"        CALLBACK_URL = 'https://api.weibo.com/oauth2/default.html'        #step 2 引导用户到授权地址        client = APIClient(app_key=APP_KEY, app_secret=APP_SECRET, redirect_uri=CALLBACK_URL)        print(client.get_authorize_url())        #step 3 换取Access Token        r = client.request_access_token(input("Input code:"))#输入授权地址中获得的CODE        client.set_access_token(r.access_token, r.expires_in)        #step 4 使用获得的OAuth2.0 Access Token调用API        print(client.get.account__get_uid())        print(client.post.statuses__update(status='测试Python3 + OAuth 2.0发微博 ' + str(time.time())))        #print(client.upload.statuses__upload(status='测试Python3 OAuth 2.0带图片发微博 ' + str(time.time()), pic=open('test.png', 'rb')))    except Exception as pyOauth2Error:        print(pyOauth2Error)if __name__ == '__main__':    main()