Source code for frex.models.constraints.item_constraint

from typing import NamedTuple
from rdflib import URIRef
from frex.models.constraints import ConstraintType


class ItemConstraint(NamedTuple):
    """
    A namedtuple to store Constraints over how items are assigned/selected.
    """

    constraint_type: ConstraintType
    item_a_uri: URIRef
    item_b_uri: URIRef