extended model for common fields

gistfile1.txt

from django.db import models
from django.contrib.auth.models import User

class IdentModel(models.Model):
    user = models.ForeignKey(User)
    created = models.DateTimeField(auto_now_add=True, editable=False)
    modified = models.DateTimeField(auto_now=True, editable=False)
    class Meta:
        abstract = True

class Account(IdentModel):
    TYPE_CHOICES = (
        ('D', 'Debit'),
        ('C', 'Credit'),
    )

    name = models.CharField(max_length=100)
    parent = models.ForeignKey('self')
    type = models.CharField(max_length=1, choices=TYPE_CHOICES)
    status = models.BooleanField()

    def __unicode__(self):
        return self.name