def raises_not_implemented(self):
        """Check if this node raises a :class:`NotImplementedError`.

        :returns: True if this node raises a :class:`NotImplementedError`,
            False otherwise.
        :rtype: bool
        """
        if not self.exc:
            return False
        for name in self.exc._get_name_nodes():
            if name.name == "NotImplementedError":
                return True
        return False