tray main function moved to pype_tray.py and imported in tray's __init__.py

pype/tools/tray/__init__.py

@@ -0,0 +1,5 @@
+from .pype_tray import main
+
+__all__ = (
+    "main",
+)

pype/tools/tray/__main__.py

@@ -1,13 +1,7 @@
-import os
-import sys
+try:
+    from . import pype_tray
+except ImportError:
+    import pype_tray
 
-from . import pype_tray
 
-app = pype_tray.PypeTrayApplication()
-if os.name == "nt":
-    import ctypes
-    ctypes.windll.shell32.SetCurrentProcessExplicitAppUserModelID(
-        u"pype_tray"
-    )
-
-sys.exit(app.exec_())
+pype_tray.main()

pype/tools/tray/pype_tray.py

@@ -255,3 +255,14 @@ class PypeTrayApplication(QtWidgets.QApplication):
             QtCore.Qt.WindowStaysOnTopHint | QtCore.Qt.FramelessWindowHint
         )
         return splash
+
+
+def main():
+    app = PypeTrayApplication()
+    if os.name == "nt":
+        import ctypes
+        ctypes.windll.shell32.SetCurrentProcessExplicitAppUserModelID(
+            u"pype_tray"
+        )
+
+    sys.exit(app.exec_())