def initialize_token_store(self):
    self.token_store = AccessTokenStore()
    self.token_store.load()
Mark this _WorkItem as transferring, updating the progress database.
dataset/ETHPy150Open domrout/python-twitter-wrapper/twitterwrapper/access_tokens.py/AuthenticationProcess.initialize_token_store--crossover with--dataset/ETHPy150Open GoogleCloudPlatform/python-compat-runtime/appengine-compat/exported_appengine_sdk/google/appengine/tools/bulkloader.py/_WorkItem.MarkAsTransferring