# -*- coding: utf-8 -*-
from __future__ import (absolute_import, division, print_function,
                        unicode_literals)

from functools import partial

from redis import Redis


def fix_return_type(func):
    # deliberately no functools.wraps() call here, since the function being
    # wrapped is a partial, which has no module
    def _inner(*args, **kwargs):
        value = func(*args, **kwargs)
        if value is None:
            value = -1
        return value
    return _inner