Octoberweb test task

models.py

from datetime import date
from django.db import models


class EventQuerySet(models.QuerySet):
    def current(self):
        one_day_events = models.Q(date=date.today(), date_end=None)
        several_day_events = models.Q(date__lte=date.today(), date_end__gte=date.today())
        return self.filter(one_day_events | several_day_events)

    def archive(self):
        one_day_events = models.Q(date__lt=date.today(), date_end=None)
        several_day_events = models.Q(date_end__lt=date.today())
        return self.filter(one_day_events | several_day_events)


class Event(models.Model):
    """
    Событие
    """
    title = models.CharField(
        verbose_name=u'Название',
        max_length=255, )
    announce = models.CharField(
        verbose_name=u'Анонс',
        max_length=255,
        blank=True, )
    date = models.DateField(
        verbose_name=u'Дата', )
    date_end = models.DateField(
        verbose_name=u'Дата до',
        null=True,
        blank=True, )
    objects = EventQuerySet.as_manager()

    class Meta:
        """
        Дополнительные настройки
        """
        verbose_name = u'Событие'
        verbose_name_plural = u'События'

    def __unicode__(self):
        """
        Представление в виде unicode строки
        """
        return self.title