def get_random_str(self):
        """ 随机生成16位字符串

        @return: 16位字符串
        """
        rule = string.ascii_letters + string.digits
        return "".join(random.sample(rule, 16))
def get_random_str(self):
        """ 随机生成16位字符串

        @return: 16位字符串
        """
        rule = string.ascii_letters + string.digits
        return "".join(random.sample(rule, 16))
def get_random_str ( self ) : rule = string . ascii_letters + string . digits return "" . join ( random . sample ( rule , 16 ) )
随机生成16位字符串

        @return: 16位字符串
随机生成16位字符串