add build instructions with pyinstaller

README.md

@@ -57,3 +57,10 @@ pip install buildozer
 
 buildozer android debug
 ```
+
+# Build Desktop Binary (Windows, Linux, Mac)
+```
+pip install pyinstaller kivymd plyer
+pyinstaller main.spec
+```
+On Windows binary can be found now at dist/main.exe

main.spec

@@ -0,0 +1,44 @@
+# -*- mode: python ; coding: utf-8 -*-
+
+from PyInstaller.building.build_main import *
+import sys
+import os
+
+path = os.path.abspath(".")
+#kivymd_repo_path = path.split("demos")[0]
+#sys.path.insert(0, kivymd_repo_path)
+
+from kivy_deps import sdl2, glew
+from kivymd import hooks_path as kivymd_hooks_path
+
+a = Analysis(
+    ["main.py"],
+    pathex=[path],
+    binaries=[],
+    datas=[],
+    hiddenimports=[
+
+    ],
+    hookspath=[kivymd_hooks_path],
+    runtime_hooks=[],
+    excludes=[],
+    win_no_prefer_redirects=False,
+    win_private_assemblies=False,
+    cipher=None,
+    noarchive=False,
+)
+pyz = PYZ(a.pure, a.zipped_data, cipher=None)
+
+exe = EXE(
+    pyz,
+    a.scripts,
+    a.binaries,
+    a.zipfiles,
+    a.datas,
+    *[Tree(p) for p in (sdl2.dep_bins + glew.dep_bins)],
+    debug=False,
+    strip=False,
+    upx=True,
+    console=True,
+    name='main'
+)