def vp_start_gui():
'''Starting point when module is the main routine.'''
global val, w, root
root = Tk()
top = Login_(root)
supermarket_support.init(root, top)
root.mainloop()
def create_Login_(root, *args, **kwargs):
'''Starting point when module is imported by another program.'''
global w, w_win, rt
rt = root
w = Toplevel(root)
top = Login_(w)
supermarket_support.init(w, top, *args, **kwargs)
return (w, top)