def __init__(self, service, handler, twitterName='', oauth_callback='/', **request_params):
self.service = service
self.service_info = OAUTH_APP_SETTINGS[service]
self.service_key = None
self.handler = handler
self.request_params = request_params
self.oauth_callback = oauth_callback
if service == 'twitter':
datastore = DataStoreInterface()
self.token = datastore.getUserToken(twitterName)
