/Python/Auto-created primary key used when not defining a primary key type, by default 'django.db.models.AutoField'.

Auto-created primary key used when not defining a primary key type, by default 'django.db.models.AutoField'.

Your models do not have primary keys. But they are being created automatically by django.

You need to choose type of auto-created primary keys https://docs.djangoproject.com/en/3.2/releases/3.2/#customizing-type-of-auto-created-primary-keys (new in Django 3.2)

Either add this into settings.py DEFAULT_AUTO_FIELD='django.db.models.AutoField' 

or add id in your models

class Topic(models.Model):
    id = models.AutoField(primary_key=True)
    ...

Source: stackoverflow.com

Similar codes

51 votes137 views6 answers
Python remove repeated elements from list
Python
0 vote151 views1 answer
Whitespace delimiter python
Python
10 votes132 views1 answer
Python - convert a column in a dataframe into a list
Python
0 vote132 views1 answer
Check if number is divisible without remainder python
Python
0 vote183 views2 answers
Python - Comment vérifier une corde contient un nombre
Python
19 votes152 views6 answers
.pop python
Python
6 votes140 views2 answers
Python type annotations
Python
0 vote135 views1 answer
Devu and friendship testing codechef solution
Python
-1 vote164 views2 answers
Scaling
Python
0 vote126 views2 answers
How to convert time from one timezone to another in python
Python