ontology.models module¶
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class
ontology.models.Tag(*args, **kwargs)[source]¶ Bases:
django.db.models.base.ModelTags can be attached to a Topic to specify which category it fits. Examples: Concept, Device, Model, Theory, …
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name¶ A wrapper for a deferred-loading field. When the value is read from this object the first time, the query is executed.
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exception
DoesNotExist¶ Bases:
django.core.exceptions.ObjectDoesNotExist
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exception
MultipleObjectsReturned¶ Bases:
django.core.exceptions.MultipleObjectsReturned
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id¶ A wrapper for a deferred-loading field. When the value is read from this object the first time, the query is executed.
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objects= <django.db.models.manager.Manager object>¶
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topic_set¶ Accessor to the related objects manager on the forward and reverse sides of a many-to-many relation.
In the example:
class Pizza(Model): toppings = ManyToManyField(Topping, related_name='pizzas')
Pizza.toppingsandTopping.pizzasareManyToManyDescriptorinstances.Most of the implementation is delegated to a dynamically defined manager class built by
create_forward_many_to_many_manager()defined below.
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class
ontology.models.Topic(*args, **kwargs)[source]¶ Bases:
django.db.models.base.ModelA Topic represents one of the nodes in the ontology.
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name¶ A wrapper for a deferred-loading field. When the value is read from this object the first time, the query is executed.
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slug¶ A wrapper for a deferred-loading field. When the value is read from this object the first time, the query is executed.
Accessor to the related objects manager on the forward and reverse sides of a many-to-many relation.
In the example:
class Pizza(Model): toppings = ManyToManyField(Topping, related_name='pizzas')
Pizza.toppingsandTopping.pizzasareManyToManyDescriptorinstances.Most of the implementation is delegated to a dynamically defined manager class built by
create_forward_many_to_many_manager()defined below.
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exception
DoesNotExist¶ Bases:
django.core.exceptions.ObjectDoesNotExist
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exception
MultipleObjectsReturned¶ Bases:
django.core.exceptions.MultipleObjectsReturned
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id¶ A wrapper for a deferred-loading field. When the value is read from this object the first time, the query is executed.
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objects= <django.db.models.manager.Manager object>¶
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profile_set¶ Accessor to the related objects manager on the forward and reverse sides of a many-to-many relation.
In the example:
class Pizza(Model): toppings = ManyToManyField(Topping, related_name='pizzas')
Pizza.toppingsandTopping.pizzasareManyToManyDescriptorinstances.Most of the implementation is delegated to a dynamically defined manager class built by
create_forward_many_to_many_manager()defined below.
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publications¶ Accessor to the related objects manager on the forward and reverse sides of a many-to-many relation.
In the example:
class Pizza(Model): toppings = ManyToManyField(Topping, related_name='pizzas')
Pizza.toppingsandTopping.pizzasareManyToManyDescriptorinstances.Most of the implementation is delegated to a dynamically defined manager class built by
create_forward_many_to_many_manager()defined below.
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relation_LHS¶ Accessor to the related objects manager on the reverse side of a many-to-one relation.
In the example:
class Child(Model): parent = ForeignKey(Parent, related_name='children')
Parent.childrenis aReverseManyToOneDescriptorinstance.Most of the implementation is delegated to a dynamically defined manager class built by
create_forward_many_to_many_manager()defined below.
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relation_RHS¶ Accessor to the related objects manager on the reverse side of a many-to-one relation.
In the example:
class Child(Model): parent = ForeignKey(Parent, related_name='children')
Parent.childrenis aReverseManyToOneDescriptorinstance.Most of the implementation is delegated to a dynamically defined manager class built by
create_forward_many_to_many_manager()defined below.
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relationsym_set¶ Accessor to the related objects manager on the forward and reverse sides of a many-to-many relation.
In the example:
class Pizza(Model): toppings = ManyToManyField(Topping, related_name='pizzas')
Pizza.toppingsandTopping.pizzasareManyToManyDescriptorinstances.Most of the implementation is delegated to a dynamically defined manager class built by
create_forward_many_to_many_manager()defined below.
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submission_set¶ Accessor to the related objects manager on the forward and reverse sides of a many-to-many relation.
In the example:
class Pizza(Model): toppings = ManyToManyField(Topping, related_name='pizzas')
Pizza.toppingsandTopping.pizzasareManyToManyDescriptorinstances.Most of the implementation is delegated to a dynamically defined manager class built by
create_forward_many_to_many_manager()defined below.
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class
ontology.models.RelationAsym(*args, **kwargs)[source]¶ Bases:
django.db.models.base.ModelAn asymmetric Relation between two Topics.
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A¶ Accessor to the related object on the forward side of a many-to-one or one-to-one (via ForwardOneToOneDescriptor subclass) relation.
In the example:
class Child(Model): parent = ForeignKey(Parent, related_name='children')
Child.parentis aForwardManyToOneDescriptorinstance.
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relation¶ A wrapper for a deferred-loading field. When the value is read from this object the first time, the query is executed.
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B¶ Accessor to the related object on the forward side of a many-to-one or one-to-one (via ForwardOneToOneDescriptor subclass) relation.
In the example:
class Child(Model): parent = ForeignKey(Parent, related_name='children')
Child.parentis aForwardManyToOneDescriptorinstance.
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A_id¶ A wrapper for a deferred-loading field. When the value is read from this object the first time, the query is executed.
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B_id¶ A wrapper for a deferred-loading field. When the value is read from this object the first time, the query is executed.
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exception
DoesNotExist¶ Bases:
django.core.exceptions.ObjectDoesNotExist
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exception
MultipleObjectsReturned¶ Bases:
django.core.exceptions.MultipleObjectsReturned
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get_relation_display(*, field=<django.db.models.fields.CharField: relation>)¶
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id¶ A wrapper for a deferred-loading field. When the value is read from this object the first time, the query is executed.
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objects= <django.db.models.manager.Manager object>¶
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class
ontology.models.RelationSym(*args, **kwargs)[source]¶ Bases:
django.db.models.base.ModelA symmetric relation between multiple Topics.
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topics¶ Accessor to the related objects manager on the forward and reverse sides of a many-to-many relation.
In the example:
class Pizza(Model): toppings = ManyToManyField(Topping, related_name='pizzas')
Pizza.toppingsandTopping.pizzasareManyToManyDescriptorinstances.Most of the implementation is delegated to a dynamically defined manager class built by
create_forward_many_to_many_manager()defined below.
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relation¶ A wrapper for a deferred-loading field. When the value is read from this object the first time, the query is executed.
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exception
DoesNotExist¶ Bases:
django.core.exceptions.ObjectDoesNotExist
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exception
MultipleObjectsReturned¶ Bases:
django.core.exceptions.MultipleObjectsReturned
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get_relation_display(*, field=<django.db.models.fields.CharField: relation>)¶
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id¶ A wrapper for a deferred-loading field. When the value is read from this object the first time, the query is executed.
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objects= <django.db.models.manager.Manager object>¶
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