mpv: install umpv script.

srcpkgs/mpv/template

@@ -1,7 +1,7 @@
 # Template file for 'mpv'
 pkgname=mpv
 version=0.36.0
-revision=3
+revision=4
 build_style=meson
 configure_args="-Dcdda=enabled -Ddvbin=enabled -Ddvdnav=enabled
  -Dlibmpv=true -Dcplugins=enabled
@@ -42,6 +42,7 @@ homepage="https://mpv.io"
 changelog="https://github.com/mpv-player/mpv/releases"
 distfiles="https://github.com/mpv-player/mpv/archive/v${version}.tar.gz"
 checksum=29abc44f8ebee013bb2f9fe14d80b30db19b534c679056e4851ceadf5a5e8bf6
+python_version=3
 
 build_options="alsa caca jack lcms lua openal pulseaudio pipewire sdl2
  sndio vapoursynth vdpau vulkan wayland x11"
@@ -52,6 +53,10 @@ desc_option_lcms="Enable support for LittleCMS 2 engine"
 desc_option_openal="Enable support for OpenAL audio output"
 vopt_conflict sdl2 wayland
 
+post_install() {
+	vbin TOOLS/umpv
+}
+
 mpv-devel_package() {
 	depends="${sourcepkg}>=${version}_${revision} ${makedepends}"
 	short_desc+=" - development files"