Merge pull request #19 from dice-group/refactoring_sparql_mapping

WIP:Refactoring:Restriction moved from model
dice-group · Apr 8, 2024 · bf980e6 · bf980e6
2 parents d48c918 + 61acb77
commit bf980e6
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diff --git a/owlapy/has.py b/owlapy/has.py
@@ -61,3 +61,17 @@ def get_filler(self) -> _T:
             the value
         """
         pass
+
+
+class HasCardinality(metaclass=ABCMeta):
+    """An interface to objects that have a cardinality."""
+    __slots__ = ()
+
+    @abstractmethod
+    def get_cardinality(self) -> int:
+        """Gets the cardinality of a restriction.
+
+        Returns:
+            The cardinality. A non-negative integer.
+        """
+        pass