makemygrations 오류

제가 계속해서 해결해보려고 최대한 노력해보지만 해결이 안되서 파일을 보내겠습니다.

https://drive.google.com/file/d/1-LIHXTYsiPpGCFuYm1AalCE-srPsiwy9/view?usp=sharing 제 구름 IDE 컨테이너 압축파일 입니다.

setting.py

"""

Django settings for MBIT project.

Generated by 'django-admin startproject' using Django 3.2.21.

For more information on this file, see

https://docs.djangoproject.com/en/3.2/topics/settings/

For the full list of settings and their values, see

https://docs.djangoproject.com/en/3.2/ref/settings/

"""

from pathlib import Path

# Build paths inside the project like this: BASE_DIR / 'subdir'.

BASE_DIR = Path(__file__).resolve().parent.parent

# Quick-start development settings - unsuitable for production

# See https://docs.djangoproject.com/en/3.2/howto/deployment/checklist/

# SECURITY WARNING: keep the secret key used in production secret!

SECRET_KEY = 'django-insecure-b28ew4p@=i2h#h!wbqj1w)jt)lw0_gcht&twel4ie4qg2=m#fk'

# SECURITY WARNING: don't run with debug turned on in production!

DEBUG = True

ALLOWED_HOSTS = ['*']

# Application definition

INSTALLED_APPS = [

'main',

'django.contrib.admin',

'django.contrib.auth',

'django.contrib.contenttypes',

'django.contrib.sessions',

'django.contrib.messages',

'django.contrib.staticfiles',

]

MIDDLEWARE = [

'django.middleware.security.SecurityMiddleware',

'django.contrib.sessions.middleware.SessionMiddleware',

'django.middleware.common.CommonMiddleware',

'django.middleware.csrf.CsrfViewMiddleware',

'django.contrib.auth.middleware.AuthenticationMiddleware',

'django.contrib.messages.middleware.MessageMiddleware',

'django.middleware.clickjacking.XFrameOptionsMiddleware',

]

ROOT_URLCONF = 'MBIT.urls'

TEMPLATES = [

{

'BACKEND': 'django.template.backends.django.DjangoTemplates',

'DIRS': [],

'APP_DIRS': True,

'OPTIONS': {

'context_processors': [

'django.template.context_processors.debug',

'django.template.context_processors.request',

'django.contrib.auth.context_processors.auth',

'django.contrib.messages.context_processors.messages',

],

},

},

]

WSGI_APPLICATION = 'MBIT.wsgi.application'

# Database

# https://docs.djangoproject.com/en/3.2/ref/settings/#databases

DATABASES = {

'default': {

'ENGINE': 'django.db.backends.sqlite3',

'NAME': BASE_DIR / 'db.sqlite3',

}

}

# Password validation

# https://docs.djangoproject.com/en/3.2/ref/settings/#auth-password-validators

AUTH_PASSWORD_VALIDATORS = [

{

'NAME': 'django.contrib.auth.password_validation.UserAttributeSimilarityValidator',

},

{

'NAME': 'django.contrib.auth.password_validation.MinimumLengthValidator',

},

{

'NAME': 'django.contrib.auth.password_validation.CommonPasswordValidator',

},

{

'NAME': 'django.contrib.auth.password_validation.NumericPasswordValidator',

},

]

# Internationalization

# https://docs.djangoproject.com/en/3.2/topics/i18n/

LANGUAGE_CODE = 'en-us'

TIME_ZONE = 'UTC'

USE_I18N = True

USE_L10N = True

USE_TZ = True

# Static files (CSS, JavaScript, Images)

# https://docs.djangoproject.com/en/3.2/howto/static-files/

STATIC_URL = '/static/'

# Default primary key field type

# https://docs.djangoproject.com/en/3.2/ref/settings/#default-auto-field

DEFAULT_AUTO_FIELD = 'django.db.models.BigAutoField'

models.py

from django.db import models

class Developer(models.Model):

name = models.CharField(max_length=50)

count = models.IntegerField(default=0)

class Question(models.Model):

number = models.IntegerField(unique=True)

content = models.CharField(max_length=100)

class Choice(models.Model):

content = models.CharField(max_length=100)

question = models.ForeignKey(to='main_Question',on_delete=models.CASCADE)

developer = models.ForeignKey(to='main_Developer',

on_delete=models.CASCADE,

null=True)