def add_local_node(self, child_node, name=None):
if name != "<STR_LIT>":<EOL><INDENT>self._append_node(child_node)<EOL><DEDENT>self.set_local(name or child_node.name, child_node)<EOL>
Append a child that should alter the locals of this scope node.

        :param child_node: The child node that will alter locals.
        :type child_node: NodeNG

        :param name: The name of the local that will be altered by
            the given child node.
        :type name: str or None