def test_is_closed(self):
A = self.atomspace.add_node(types.ConceptNode, 'A')
B = self.atomspace.add_node(types.ConceptNode, 'B')
X = self.atomspace.add_node(types.VariableNode, '$X')
AB = self.atomspace.add_link(types.InheritanceLink, [A, B])
AX = self.atomspace.add_link(types.InheritanceLink, [A, X])
self.assertTrue(is_closed(AB))
self.assertFalse(is_closed(AX))
def is_desirable(self, cogscm):
"""Return True iff the cognitive schematic is desirable.
For now to be desirable a cognitive schematic must have
0. a well define atom
1. its confidence above zero
2. its action fully grounded
3. all its variables in the antecedent
"""
return (cogscm and has_non_null_confidence(cogscm)
and is_closed(get_t0_execution(cogscm))
and has_all_variables_in_antecedent(cogscm))
def is_desirable(self, cogscm):
"""Return True iff the cognitive schematic is desirable.
For now to be desirable a cognitive schematic must have
0. a well define atom
1. its confidence above zero
2. its action fully grounded
3. all its variables in the antecedent
"""
agent_log.debug("is_desirable(cogscm={})".format(cogscm))
return cogscm \
and has_non_null_confidence(cogscm) \
and is_closed(get_action(cogscm)) \
and has_all_variables_in_antecedent(cogscm)