web/lib/django/db/models/fields/proxy.py
author ymh <ymh.work@gmail.com>
Mon, 31 May 2010 11:14:39 +0200
changeset 32 e28089cee66c
parent 29 cc9b7e14412b
permissions -rw-r--r--
update python env script

"""
Field-like classes that aren't really fields. It's easier to use objects that
have the same attributes as fields sometimes (avoids a lot of special casing).
"""

from django.db.models import fields

class OrderWrt(fields.IntegerField):
    """
    A proxy for the _order database field that is used when
    Meta.order_with_respect_to is specified.
    """

    def __init__(self, *args, **kwargs):
        kwargs['name'] = '_order'
        kwargs['editable'] = False
        super(OrderWrt, self).__init__(*args, **kwargs)