签名验证问题 :) about alipay HOT 5 CLOSED

def load_from_json_text(text, keep_order=True):
    """
    加载 json 格式的文本
    """
    from json import loads
    from collections import OrderedDict

    if keep_order is True:
        return loads(text, object_pairs_hook=OrderedDict)
    else:
        return loads(text)

def to_json_text(data=None, sort_keys=True):
    """
    用于将字典转换成有序的字符串 JSON

    :param data: 字典数据
    :param sort_keys: 是否排序
    :return:
    """
    from json import dumps
    assert isinstance(data, dict)

    return dumps(data, ensure_ascii=False, sort_keys=sort_keys, separators=(',', ':'))