应用ttk样式？

Question

所以我想简单的样式应用于labelframe部件用下面的代码：

import sys 
if sys.version_info[0] == 2: # Just checking your Python version to import Tkinter properly. 
    import Tkinter as tk 
    import ttk as ttk 
else: 
    import tkinter as tk 
    from tkinter.ttk import ttk as ttk 

root = tk.Tk() 
bls = ttk.Style() 
bls.configure('Black.TLabelFrame', background="#222222") 

dayframe = ttk.Labelframe(root, style='Black.TLabelFrame', height=200, width=150, relief=tk.SUNKEN, 
    text="Hello") 
dayframe.grid(row=1, column=1, padx=5) 
root.mainloop() 

但是当我运行这段代码我收到错误消息：TclError：布局Black.TLabelFrame没有找到

我不明白我在做什么错？

Answer 1

使用Black.TLabelframe较低f