figures out if item is a point, that is if it has two subelements of type float
        Args:
            self:

        Returns: if item is a point (True) or not (False)

def is_point(self):
        """
        figures out if item is a point, that is if it has two subelements of type float
        Args:
            self:

        Returns: if item is a point (True) or not (False)

        """

        if self.childCount() == 2:
                if self.child(0).valid_values == float and self.child(1).valid_values == float:
                    return True
        else:
            return False