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

one use

	github.com/gotd/td/tg (current package)
		tl_input_stickered_media_slices_gen.go#L57: func (s InputStickeredMediaClassArray) Retain(keep func(x InputStickeredMediaClass) bool) InputStickeredMediaClassArray {