An abstract base class model for Django that provides self-updating 'created' and 'modified' fields.

timestampedmodel.py

from django.db import models


class TimeStampedModel(models.Model):
    """
    An abstract base class model that provides self-updating 'created'
    and 'modified' fields.
    """
    created = models.DateTimeField(auto_now_add=True)
    modified = models.DateTimeField(auto_now=True)

    class Meta:
        abstract = True