code: def AssignGroupNodes(r, group, nodes, force=False, dry_run=False):
      
  
      query = {
          "force": force,
          "dry-run": dry_run,
      }
  
      body = {
          "nodes": nodes,
      }
  
      return r.request("put", "/2/groups/%s/assign-nodes" % group, query=query,
                       content=body)
docs: Assigns nodes to a group.
  
      @type group: string
      @param group: Node gropu name
      @type nodes: list of strings
      @param nodes: List of nodes to assign to the group
  
      @rtype: int
      @return: job id