code: def get_children(self, refobj):
          
          children = cmds.listConnections("%s.children" % refobj, d=False)
          if not children:
              children = []
          return children
docs: Get the children reftrack nodes of the given node
  
          It is the reverse query of :meth:`RefobjInterface.get_parent`
  
          :param refobj: the parent reftrack node
          :type refobj: str
          :returns: a list with children reftrack nodes
          :rtype: list
          :raises: None