code: def AddGroupTags(r, group, tags, dry_run=False):
      
  
      query = {
          "dry-run": dry_run,
          "tag": tags,
      }
  
      return r.request("put", "/2/groups/%s/tags" % group, query=query)
docs: Adds tags to a node group.
  
      @type group: str
      @param group: group to add tags to
      @type tags: list of string
      @param tags: tags to add to the group
      @type dry_run: bool
      @param dry_run: whether to perform a dry run
  
      @rtype: string
      @return: job id