Django 학습, 예외 해결 기록

1、Django throws django.core.exceptions.AppRegistryNotReady: Models aren't loaded yet 또는 오류 보고:django.core.exceptions.ImproperlyConfigured: Requested setting DEFAULT_INDEX_TABLESPACE, but settings are not configured. You must either define the environment variable DJANGO_SETTINGS_MODULE or call settings.configure() before accessing settings.

    import django 
    os.environ.setdefault("DJANGO_SETTINGS_MODULE", "PROJECT_NAME.settings")
    django.setup()
    from APP_NAME.models import *

PROJECT_NAME, 자체 django 프로젝트 이름