def evaluate()

in aristotle/aristotle.py [0:0]

• 17 lines of code
• 7 McCabe index (conditional complexity)

    def evaluate(self, myobj):
        """Recursive evaluation function that deals with BooleanAlgebra elements from boolean.py."""
        if myobj.isliteral:
            if isinstance(myobj, boolean.boolean.NOT):
                return self.get_sids(self.metadata_map[myobj.args[0].obj], negate=True)
            else:
                return self.get_sids(self.metadata_map[myobj.obj])
        elif isinstance(myobj, boolean.boolean.OR):
            retlist = []
            for i in range(0, len(myobj.args)):
                retlist = list(set(retlist + self.evaluate(myobj.args[i])))
            return retlist
        elif isinstance(myobj, boolean.boolean.AND):
            retlist = list(frozenset(self.evaluate(myobj.args[0])))
            for i in range(1, len(myobj.args)):
                retlist = list(frozenset(retlist).intersection(self.evaluate(myobj.args[i])))
            return retlist
        # not reached
        return None