lenskit.data.schema.RelationshipSchema
======================================

.. py:class:: lenskit.data.schema.RelationshipSchema
   

   Bases: :py:obj:`pydantic.BaseModel`


   Relationship class definitions in the dataset schema.


   .. py:attribute:: entities
      :type:  dict[Name, Name | None]

      Define the entity classes participating in the relationship.  For aliased
      entity classes (necessary for self-relationships), the key is the alias, and
      the value is the original entity class name.


   .. py:attribute:: interaction
      :type:  bool
      :value: False


      Whether this relationship class records interactions.


   .. py:attribute:: repeats
      :type:  AllowableTroolean

      Whether this relationship supports repeated interactions.


   .. py:attribute:: attributes
      :type:  dict[Name, ColumnSpec]

      Relationship attribute definitions.


   .. py:property:: entity_class_names
      :type: list[str]