[英]When i run migrate command. AttributeError: 'Model' object has no attribute '_meta'
When i run the following command python manage.py makemigrations I am using Django version 3.0.3 and python 3.8 I am learning django from documentation but it could not run makemigrations comman当我运行以下命令 python manage.py makemigrations 我使用的是 Django 3.0.3 和 python 3.8 我正在从文档中学习 django 但它无法运行 makemigrations comman
python manage.py makemigrations polls
Traceback (most recent call last):
File "manage.py", line 21, in <module>
main()
File "manage.py", line 17, in main
execute_from_command_line(sys.argv)
File "C:\Program Files (x86)\Python38-32\lib\site-packages\django\core\management\__init__.py", line 401, in execute_from_command_line
utility.execute()
File "C:\Program Files (x86)\Python38-32\lib\site-packages\django\core\management\__init__.py", line 377, in execute
django.setup()
File "C:\Program Files (x86)\Python38-32\lib\site-packages\django\__init__.py", line 24, in setup
apps.populate(settings.INSTALLED_APPS)
File "C:\Program Files (x86)\Python38-32\lib\site-packages\django\apps\registry.py", line 114, in populate
app_config.import_models()
File "C:\Program Files (x86)\Python38-32\lib\site-packages\django\apps\config.py", line 211, in import_models
self.models_module = import_module(models_module_name)
File "C:\Program Files (x86)\Python38-32\lib\importlib\__init__.py", line 127, in import_module
return _bootstrap._gcd_import(name[level:], package, level)
File "<frozen importlib._bootstrap>", line 1014, in _gcd_import
File "<frozen importlib._bootstrap>", line 991, in _find_and_load
File "<frozen importlib._bootstrap>", line 975, in _find_and_load_unlocked
File "<frozen importlib._bootstrap>", line 671, in _load_unlocked
File "<frozen importlib._bootstrap_external>", line 783, in exec_module
File "<frozen importlib._bootstrap>", line 219, in _call_with_frames_removed
File "C:\Users\sergio\Documents\Django-Project\2. AdvanceView\mysite\polls\models.py", line 8, in <module>
class Question(models.Model):
File "C:\Users\sergio\Documents\Django-Project\2. AdvanceView\mysite\polls\models.py", line 9, in Question
question_text = models.Model(max_length=200)
File "C:\Program Files (x86)\Python38-32\lib\site-packages\django\db\models\base.py", line 408, in __init__
opts = self._meta
AttributeError: 'Model' object has no attribute '_meta'
Your question_text
should probably be a CharField
, not a Model
object:您的question_text
应该是CharField
,而不是Model
对象:
class Question(models.Model):
# CharField instead of Model ↓
question_text = models.CharField(max_length=200)
# ⋮
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