remind.py 文件源码

def get_credentials():
    # taken from https://developers.google.com/google-apps/calendar/quickstart/python
    global credentials
    home_dir = os.path.expanduser('~')
    credential_dir = os.path.join(home_dir, '.credentials')
    if not os.path.exists(credential_dir):
        print('Creating', credential_dir)
        os.makedirs(credential_dir)
    credential_path = os.path.join(credential_dir, 'pi_remind.json')
    store = oauth2client.file.Storage(credential_path)
    credentials = store.get()
    if not credentials or credentials.invalid:
        flow = client.flow_from_clientsecrets(CLIENT_SECRET_FILE, SCOPES)
        flow.user_agent = APPLICATION_NAME
        if flags:
            credentials = tools.run_flow(flow, store, flags)
        else:  # Needed only for compatibility with Python 2.6
            credentials = tools.run(flow, store)
        print('Storing credentials to', credential_path)
    return credentials