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

one use

	github.com/gotd/td/tg (current package)
		tl_input_file_location_slices_gen.go#L996: func (s InputStickerSetThumbArray) Retain(keep func(x InputStickerSetThumb) bool) InputStickerSetThumbArray {