gist:476058

from django.core.exceptions import ValidationError
from django.db.models import Field, CharField

__all__ = ['MultiColumnField']

try:
    from hashlib import md5
except ImportError:
    from md5 import new as md5

aisipos

import simplejson as json
import lxml

class objectJSONEncoder(json.JSONEncoder):
    """A specialized JSON encoder that can handle simple lxml objectify types
       >>> from lxml import objectify
       >>> obj = objectify.fromstring("<Book><price>1.50</price><author>W. Shakespeare</author></Book>")
       >>> objectJSONEncoder().encode(obj)
       '{"price": 1.5, "author": "W. Shakespeare"}'       
    """