def remove_from_cart(request, product_id):
try:
product_id = int(product_id)
except ValueError:
raise Http404
product = get_object_or_404(Product, pk=product_id)
cart = ExtCart(request)
cart.remove(product)
messages.info(request, _("%s product is deleted from cart") % product)
return redirect_to_back(request)
