Django RuntimeError: Model class app_anme.models.Ad doesn't declare an explicit app_label and isn't in an application in INSTALLED_APPS.报错

报错内容

RuntimeError: Model class app_anme.models.Ad doesn't declare an explicit app_label and isn't in an application in INSTALLED_APPS.

报错原因是因为你的引用内容不够明确，有相同的名字做关键字，如文件夹，模型名等相同

解决办法：将引用路径使用绝对路径

from app_name.models import *