self.menubar = tk.Menu(self)
        self.file_menu = tk.Menu(self.menubar, tearoff=0)
        self.test = tk.Menu(self.file_menu,tearoff=0)
        self.file_menu.add_command(label="New Project", command=lambda: add_project(root=self))
        self.file_menu.add_command(label="Open Project", command=lambda: open_project(root=self))
        self.file_menu.add_command(label="Exit")
        self.menubar.add_cascade(label="Project", menu=self.file_menu)
        self.test.add_command(label="Exit")
        self.file_menu.add_cascade(label="test", menu=self.test)