code: def get_node_children(self, name):
          r
          if self._validate_node_name(name):
              raise RuntimeError("Argument `name` is not valid")
          self._node_in_tree(name)
          return [self._db[child] for child in self._db[name]["children"]]
docs: r"""
          Get the list of children structures of a node.
  
          See :py:meth:`ptrie.Trie.get_node` for details about the structure
  
          :param name: Parent node name
          :type  name: :ref:`NodeName`
  
          :rtype: list
  
          :raises:
           * RuntimeError (Argument \`name\` is not valid)
  
           * RuntimeError (Node *[name]* not in tree)