arrayfield django example

 from django.db import models, FloatField
 from django.contrib.postgres.fields import ArrayField
 
 class Book(models.Model):
     ratings = ArrayField(FloatField())

from django.contrib.postgres.fields import ArrayField
from django.db import models

class ChessBoard(models.Model):
    board = ArrayField(
        ArrayField(
            models.CharField(max_length=10, blank=True),
            size=8,
        ),
        size=8,
    )