docs: def load(obj):
      """
      Load a ValueTree instance from its dict representation.
  
      :param obj:
      :type obj: dict
      :return:
      :rtype: ValueTree
      """
      values = ValueTree()
      def _load(_obj, container):
          for name,value in _obj.items():
              if isinstance(value, dict):
                  path = make_path(name)
                  container.put_container(path)
                  _load(value, container.get_container(path))
              elif isinstance(value, list):
                  for item in value:
                      container.append_field(ROOT_PATH, name, item)
              elif isinstance(value, str):
                  container.put_field(ROOT_PATH, name, value)
              else:
                  raise ValueError()
      _load(obj, values)
      return values