https://docs.djangoproject.com/zh-hans/3.2/topics/db/queries/

    models.Application.objects.values()

    1. def list_application():
    2.     all_application = list(models.Application.objects.values())
    3.     for application in all_application:
    4.         ip_address = application['ip_address']
    5.         # 将十进制的IP地址转换为点分十进制
    6.         application['ip_address'] = str(ipaddress.ip_address(ip_address))
    7.     return all_application