def convert_to_lower(dic):
    """
    把字典中地健值全部转换为小写字母
    :param dic:
    :return:
    """
    lower_dic = {}
    for k, v in dic.items():
        if isinstance(v, list):
            temp_v = []
            for i in v:
                temp_d = {}
                for k2, v2 in i.items():
                    temp_d[k2.lower()] = v2
                temp_v.append(temp_d)
            f_v = temp_v
        elif isinstance(v, dict):
            temp_v = {}
            for k2, v2 in v.items():
                temp_v[k2.lower()] = v2
            f_v = temp_v
        else:
            f_v = v
        lower_dic[k.lower()] = f_v
    return lower_dic
