```Class Product(CreationModificationDateMixin, MetaTagsMixin, ImageThumbnailMixin): category = TreeForeignKey(

Category,
verbose_name='Категория'
)

name = models.CharField(
'Имя',
max_length=150,
db_index=True
)

slug = models.SlugField(
'Название в URL',
max_length=200
)

articul = models.CharField(
'Артикул',
max_length=6,
unique=True
)

price = models.PositiveIntegerField(
'Цена'
)

stock = models.PositiveIntegerField(
'На складе',
default=0
)

discount = models.PositiveIntegerField(
'Скидка',
default=0,
help_text='Скидка указывается в процентах'
)

in_discount = models.BooleanField(
'Учавствует в распродаже ?',
default=False
)

brand = models.ForeignKey(
Brand,
null=True,
blank=True,
related_name='products',
verbose_name='Производитель'
)

__original_name = None

# Managers
objects = models.Manager()
with_image = WithImageManager()

def __init__(self, *args, **kwargs):
super(Product, self).__init__(*args, **kwargs)
self.__original_name = self.name

def get_absolute_url(self):
return reverse('products:detail', kwargs={'slug': self.slug, 'id': self.id})

def get_price(self):
return self.price - int(self.price * (self.discount / 100))

def save(self, *args, **kwargs):
sync = None

if kwargs.get('sync'):
sync = kwargs.pop('sync')

if not sync:
for fc in FilterCategory.objects.filter(categories=self.category):
pf = ProductFilter.objects.filter(filter_category=fc, product=self)

if not pf:
pf = ProductFilter(filter_category=fc, product=self)
pf.save()

# Overwrite Slug If Changed Name
if self.__original_name != self.name:
self.slug = slugify(unidecode(self.name))

super(Product, self).save(*args, **kwargs)
self.__original_name = self.name

def __str__(self):
return self.name

class Meta:
verbose_name = 'Товар'
verbose_name_plural = 'Товары'
ordering = ['price', '-id']

Ииии?