print version from the commandline

MANIFEST.in

@@ -1,3 +1,3 @@
 include README.md version.txt
-include gotifytray/gui/images/*.png
-include gotifytray/gui/images/*.svg
+include gotify_tray/gui/images/*.png
+include gotify_tray/gui/images/*.svg

gotify_tray/__init__.py

@@ -1 +0,0 @@
-from .gui import start_gui

gotify_tray/__main__.py

@@ -1,3 +1,13 @@
-from gotify_tray.gui import start_gui
+def main():
+    import sys
 
+    if "--version" in sys.argv:
+        from gotify_tray.__version__ import __version__
+        print(__version__)
+    else:
+        from gotify_tray.gui import start_gui
         start_gui()
+
+
+if __name__ == "__main__":
+    main()

setup.py

@@ -69,7 +69,7 @@ setup(
     ],
 
     entry_points={
-        'console_scripts': ['gotify-tray=gotify_tray:start_gui'],
+        'console_scripts': ['gotify-tray=gotify_tray.__main__:main'],
     },
     install_requires=REQUIRED,
     extras_require=EXTRAS,