[Django]-Django: Tuple/Fixed size list of model fields

Use PickledField:
Setup

pip install django-picklefield

Model

from picklefield.fields import PickledObjectField
class MyClass(models.Model):
    val = PickledObjectField(default=(0,)*10)

Usage

obj = MyClass()
obj.val[0] = 1
obj.val[5] = 4
obj.save()
val = obj.val[0]