Thanks Ryne - I now realize this is what I had overlooked:
class OrderItem(SelectedProduct):
"""
A selected product in a completed order.
"""
order = models.ForeignKey("Order", related_name="items")
I'm still getting used to Django ORM creating python properties based on
relations.
On Thursday, June 9, 2016 at 12:43:15 PM UTC-7, Ryne Everett wrote:
>
> See the Cart.__iter__ method
> <https://github.com/stephenmcd/cartridge/blob/ffd5aea45febc43b160b4b381fbf5d2cc5a51725/cartridge/shop/models.py#L545>
> .
>
> On Thu, Jun 9, 2016 at 3:36 PM, Ken Bolton <[email protected]
> <javascript:>> wrote:
>
>> Start with a working installation, then try to understand what it
>> does. Going the other direction is like learning to read with only an
>> alphabet and no primer texts.
>>
>> -ken
>>
>> On Thu, Jun 9, 2016 at 3:19 PM, Ryan Hewitt <[email protected]
>> <javascript:>> wrote:
>> > I'm simultaneously learning Django, Mezzanine and Cartridge. For years
>> I've
>> > used Python only for small projects and I'm not as familiar with
>> debugging
>> > and tooling as I should be. I'm trying to grok the Cartridge codebase
>> as
>> > fully as possible before using it in my project.
>> >
>> > I'm confused about the following block of code in cartridge.models
>> >
>> >
>> > from mezzanine.core.models import SiteRelated
>> > ...
>> > class Order(SiteRelated):
>> > ...
>> > def setup(self, request):
>> > ...
>> > for item in request.cart:
>> > product_fields = [f.name for f in
>> SelectedProduct._meta.fields]
>> > item = dict([(f, getattr(item, f)) for f in product_fields])
>> > self.items.create(**item)
>> >
>> >
>> >
>> > I can't seem to resolve "self.items". I don't see "items" being set
>> > anywhere in this class or the Mezzanine SiteRelated, or in Django
>> Model, or
>> > Django ModelBase. It's not set from
>> > cartridge.shop.models.Order.session_fields, I don't see this being set
>> by
>> > cartridge.shop.managers.OrderManager or any of its super classes. It
>> does
>> > not seem to inherit from anything resembling dict, nor does dict.items
>> have
>> > a create function. Further, I've downloaded PyCharm and set up a
>> virtualenv
>> > - the IDE can't seem to resolve it either.
>> >
>> > Surely the Order model isn't broken. What am I overlooking?
>> >
>> > Link on GitHub:
>> >
>> https://github.com/stephenmcd/cartridge/blob/ffd5aea45febc43b160b4b381fbf5d2cc5a51725/cartridge/shop/models.py#L487
>> >
>> > Cartridge==0.11.0
>> >
>> > Django==1.9.5
>> >
>> > Mezzanine==4.1.0
>> >
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>
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