nicotine+: use pyscript2exe (#25141)

forgot that we have such handy script...

mingw-w64-nicotine+/PKGBUILD

@@ -4,7 +4,7 @@ _realname=nicotine+
 pkgbase=mingw-w64-${_realname}
 pkgname="${MINGW_PACKAGE_PREFIX}-${_realname}"
 pkgver=3.3.10
-pkgrel=1
+pkgrel=2
 pkgdesc="Graphical client for the Soulseek peer-to-peer network (mingw-w64)"
 arch=('any')
 mingw_arch=('ucrt64' 'clang64' 'clangarm64')
@@ -26,8 +26,10 @@ makedepends=("${MINGW_PACKAGE_PREFIX}-python-build"
              "${MINGW_PACKAGE_PREFIX}-gobject-introspection"
              "${MINGW_PACKAGE_PREFIX}-gettext-tools")
 options=('!strip')
-source=("${msys2_repository_url}/archive/${pkgver}/${_realname}-${pkgver}.tar.gz")
-sha256sums=('3917ebc562f2d6a6b26b3d815d7cbdf1d11c058d994b1f47794bbb850489b35e')
+source=("${msys2_repository_url}/archive/${pkgver}/${_realname}-${pkgver}.tar.gz"
+        "pyscript2exe.py")
+sha256sums=('3917ebc562f2d6a6b26b3d815d7cbdf1d11c058d994b1f47794bbb850489b35e'
+            '3c65bc3dd7337877e14b19bc7c42918bde664a11a860cfc0b9db891f8a1052db')
 noextract=("${_realname}-${pkgver}.tar.gz")
 
 prepare() {
@@ -47,5 +49,7 @@ package() {
     python -m installer --prefix=${MINGW_PREFIX} \
     --destdir="${pkgdir}" dist/*.whl
 
+  python "${srcdir}/pyscript2exe.py" "${pkgdir}${MINGW_PREFIX}/bin/nicotine"
+
   install -Dm644 COPYING "${pkgdir}${MINGW_PREFIX}/share/licenses/${_realname}/COPYING"
 }

mingw-w64-nicotine+/pyscript2exe.py

@@ -0,0 +1,23 @@
+"""
+Creates an exe launcher for Python scripts for the executing interpreter.
+foobar.py -> foobar.exe + foobar-script.py
+"""
+
+import sys
+import re
+import os
+try:
+    from setuptools.command.easy_install import get_win_launcher
+except ImportError:
+    # v80+
+    from setuptools._scripts import get_win_launcher
+
+path = sys.argv[1]
+with open(path, "rb") as f:
+    data = f.read()
+with open(path, "wb") as f:
+    f.write(re.sub(b"^#![^\n\r]*", b'', data))
+root, ext = os.path.splitext(path)
+with open(root + ".exe", "wb") as f:
+    f.write(get_win_launcher("cli"))
+os.rename(path, root + "-script.py")