code: def associate_always_node(self, parent, child=None, **kwargs):
          
          return self._assoc_or_create('always', parent, child, **kwargs)
docs: Add a node to always run after the parent is finished.
  
          =====API DOCS=====
          Add a node to always run after the parent is finished.
  
          :param parent: Primary key of parent node to associate always node to.
          :type parent: int
          :param child: Primary key of child node to be associated.
          :type child: int
          :param `**kwargs`: Fields used to create child node if ``child`` is not provided.
          :returns: Dictionary of only one key "changed", which indicates whether the association succeeded.
          :rtype: dict
  
          =====API DOCS=====