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

one use

	github.com/gotd/td/tg (current package)
		tl_photos_photos_slices_gen.go#L247: func (s PhotosPhotosSliceArray) Retain(keep func(x PhotosPhotosSlice) bool) PhotosPhotosSliceArray {