# import pymysql
#
# pymysql.install_as_MySQLdb()
from django.db.models.signals import pre_save, post_save


def pre_save_func(sender, instance, **kwargs):
    # print("pre_save_func")
    # print("pre_save_msg:", sender)
    # print("测试对比的类:", instance)
    print("错了")
    # try:
    #
    #     if "GameItem" == instance.s():
    #         print("正是他:", instance.gameImage)
    #         # instance.gameInfo = "6666666"
    # except Exception as e:
    #     print("错了", e)


def post_save_func(sender, instance, **kwargs):
    try:

        if "GameItem" == instance.s():
            print("正是他:", instance.gameImage)
            instance.gameInfo = instance.gameImage
    except Exception as e:
        print("错了", e)


#
pre_save.connect(pre_save_func)  # models对象保存前触发callback函数
post_save.connect(post_save_func)  # models对象保存后触发函数