Add a new label to the symbol manager.

        :param str name: Name of the label.
        :param int addr: Address of the label.
        :return: None

def add_label(self, name, addr):
        """
        Add a new label to the symbol manager.

        :param str name: Name of the label.
        :param int addr: Address of the label.
        :return: None
        """

        # set the label
        self._symbolization_needed = True

        self.symbol_manager.new_label(addr, name=name, force=True)