github.com/gotd/td/tg.InputWallPaperNoFileArray.Retain (method)

one use

	github.com/gotd/td/tg (current package)
		tl_input_wall_paper_slices_gen.go#L370: func (s InputWallPaperNoFileArray) Retain(keep func(x InputWallPaperNoFile) bool) InputWallPaperNoFileArray {