def _fetch_cached_user_credentials()

in gcal.py [0:0]


def _fetch_cached_user_credentials():
    log_prefix = 'Fetching cached user credentials from'
    env_secrets = os.environ.get(ENV_CACHED_USER_SECRETS)
    if env_secrets:
        print(f'{log_prefix} environment variable')
        creds = Credentials.from_authorized_user_info(json.loads(env_secrets), SCOPES)
    elif os.path.exists(PATH_CACHED_USER_SECRETS):
        print(f'{log_prefix} local file')
        creds = Credentials.from_authorized_user_file(PATH_CACHED_USER_SECRETS, SCOPES)
    else:
        print('Cached user credentials not found')
        creds = None
    return creds