loefsys.reservations.models.material module
Module defining the model for generic materials.
- class loefsys.reservations.models.material.Material(*args, **kwargs)
Bases:
ReservableItem
Describes a material item that can be reserved.
A gear-piece is any wearable item used for sailing. It is of a type and has a size measure.
- size
A wrapper for a deferred-loading field. When the value is read from this object the first time, the query is executed.
- exception DoesNotExist
Bases:
DoesNotExist
- exception MultipleObjectsReturned
Bases:
MultipleObjectsReturned
- reservableitem_ptr
Accessor to the related object on the forward side of a one-to-one relation.
In the example:
class Restaurant(Model): place = OneToOneField(Place, related_name='restaurant')
Restaurant.place
is aForwardOneToOneDescriptor
instance.
- reservableitem_ptr_id