Introduced ConceptsAlgebra

tests/core/test_SheerkaSetsManager.py

@@ -241,12 +241,12 @@ class TestSheerkaSetsManager(TestUsingMemoryBasedSheerka):
             Concept("baz"),
         )
 
-        sheerka.set_isa(context, foo, bar)
-        sheerka.set_isa(context, bar, baz)
+        sheerka.set_isa(context, sheerka.new("foo"), bar)
+        sheerka.set_isa(context, sheerka.new("bar"), baz)
 
-        assert sheerka.isa(foo, bar)
-        assert sheerka.isa(bar, baz)
-        assert sheerka.isa(foo, baz)
+        assert sheerka.isa(sheerka.new("foo"), bar)
+        assert sheerka.isa(sheerka.new("bar"), baz)
+        assert sheerka.isa(sheerka.new("foo"), baz)
 
     def test_i_cannot_manage_isa_transitivity_when_using_body(self):
         sheerka, context, one, another_one, number = self.init_concepts(
@@ -255,9 +255,9 @@ class TestSheerkaSetsManager(TestUsingMemoryBasedSheerka):
             "number"
         )
 
-        sheerka.set_isa(context, one, number)
+        sheerka.set_isa(context, sheerka.new("one"), number)
 
-        assert sheerka.isa(one, number)  # sanity
+        assert sheerka.isa(sheerka.new("one"), number)  # sanity
         assert not sheerka.isa(another_one, number)  # Correct this misbehaviour when BuiltinConcepts.IS is implemented
 
     def test_concept_expression_recurse_id_is_updated(self):