from snippet 800 import json_encode

from django.http import HttpResponse
class JsonResponse(HttpResponse):
    '''Like an HttpResponse, but encodes the data as JSON.
    The file-like operations probably won't do what you want.'''
    def __init__(self, obj, comment=True, **kw):
        json = json_encode(obj)
        if comment:
            # Put the JSON in comments to avoid CSRF issues:
            json = '/* %s */' % json
        super(JsonResponse, self).__init__(json, mimetype='application/json', **kw)