dickbrouwer

from django.contrib.auth.models import User
from django.contrib.auth.backends import ModelBackend

class CIModelBackend(ModelBackend):
    """
    Overrides the default authentication backend (ModelBackend)
    to support case-insensitive login.
    """
    def authenticate(self, username=None, password=None):
        try:

dickbrouwer

from datetime import timedelta, datetime

def first_sunday_on_or_after(dt):
    days_to_go = 6 - dt.weekday()
    if days_to_go:
        dt += timedelta(days_to_go)
    return dt

# For a complete and up-to-date set of DST rules and timezone definitions,
# visit the Olson Database: http://www.twinsun.com/tz/tz-link.htm or

dickbrouwer

class JsonpResponse(HttpResponse):
    def __init__(self, data, callback):
        json_encoder = LazyEncoder(ensure_ascii=False)
        json = json_encoder.encode(data)
        jsonp = "%s(%s)" % (callback, json)
        HttpResponse.__init__(
            self, jsonp,
            mimetype='application/json'
        )

dickbrouwer

<script>
<link href='prettify.css' rel='stylesheet' type='text/css'/>
<script src='prettify.js' type='text/javascript'>
</script>

dickbrouwer

qs = MyRelatedObject.objects.all()
obj_dict = dict([(obj.id, obj) for obj in qs])
objects = MyObject.objects.filter(myrelatedobj__in=qs)
relation_dict = {}
for obj in objects:
    relation_dict.setdefault(obj.myobject_id, []).append(obj)
for id, related_items in relation_dict.items():
    obj_dict[id].related_items = related_items