python 微信红包随机金额

来源：互联网发布：python 相关性分析编辑：程序博客网时间：2024/05/17 07:55
直接上代码吧
# -*- coding: utf-8 -*-                  from decimal import Decimal, InvalidOperation                  import random                                    def money_val(min, max):    return min if min > max else Decimal(str(random.randint(min, max)))                                    def money_random(total, num, min=0.01):    """    :param total=10; # 红包总额 10 元    :param num=8; # 分成 8 个红包，支持 8 人随机领取    :param min=0.01; # 每个人最少能收到 0.01 元    """    money_list = []                      try:        total = Decimal(str(total))    except InvalidOperation as e:        return money_list, e.message                      try:        if isinstance(num, float) and int(num) != num:            raise ValueError(u'Invalid value for Num: \'{0}\''.format(num))        num = Decimal(str(int(num)))    except ValueError as e:        return money_list, e.message                      try:        min = Decimal(str(min))    except InvalidOperation as e:        return money_list, e.message                      if total < num * min:        return money_list, u'Invalid value for Total-{0}, Num-{1}, Min-{2}'.format(total, num, min)                      for i in xrange(1, num):        safe_total = (total - (num - i) * min) / (num - i)  # 随机安全上限        money = money_val(min * 100, int(safe_total * 100)) / 100        total -= money        money_list.append(money)    money_list.append(total)                      random.shuffle(money_list)  # 随机打乱                      return money_list, u'Success'                                    if __name__ == '__main__':    print money_random(100, 5)
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