从python模块中获取配置
    :param py:
    :return:

def _load_from_module(module):
    """
    从python模块中获取配置
    :param py:
    :return:
    """
    settings = OrderedDict()

    for key in dir(module):
        if key.isupper():
            settings[key] = getattr(module, key)
    return settings