Getting a Reference to a Menu

How to get a handle on an Editor Menu path

In order to add to an existing menu we first need a reference to it! With a valid menu path we can use the ToolMenu's find_menu() function to get a Python reference to it:

unreal_tool_menus = unreal.ToolMenus.get()
menu = unreal_tool_menus.find_menu("LevelEditor.MainMenu")