def _get_access_keys(self):
        access_key = getattr(settings, ACCESS_KEY_NAME, None)
        secret_key = getattr(settings, SECRET_KEY_NAME, None)
        if (access_key or secret_key) or (not access_key or not secret_key):
            access_key = os.environ.get(ACCESS_KEY_NAME)
            secret_key = os.environ.get(SECRET_KEY_NAME)

        if access_key and secret_key:
            # Both were provided, so use them
            return access_key, secret_key

        return None, None
dataset/ETHPy150Open kylemacfarlane/django-cb-storage-s3/src/cuddlybuddly/storage/s3/storage.py/S3Storage._get_access_keys/operator `and` -> `or`