2022年学了乌克丽丽，写了一个爬格子练习器，年底了，改进了一下，先给大家看看界面，中间的4个数字代表品格，会按照一定时间自动切换前4个品格，方便爬格子练习，品格的切换速度也可以自由调节！

使用了控件的有：Button、Label、OptionMenu，布局则是pack、place的混合使用，整个程序大约80行，如果你正在练习乌克丽丽、也在学习tkinter，这个程序不要错过哦，还有after方法的使用，以及DoubleVar的使用（涉及到双向绑定）、Frame的区域组合等等，欢迎交流！

开源

import tkinter
import randomclass MainWindow(tkinter.Tk):def __init__(self, **kwargs):super().__init__(**kwargs)self.title("王员外爬格子练习器_v1.0")self.wm_geometry('800x600')self.last_index = 0self.str_var_list = []self.cancel_after_id = Noneself.current_status = "new"self.change_interval_var = tkinter.DoubleVar(value=3)self.source_list = ['1234', '1243', '1324', '1342', '1423', '1432', '2134', '2143', '2314', '2341', '2413','2431', '3124', '3142', '3214', '3241', '3412', '3421', '4123', '4132', '4213', '4312', '4321']default_number = self.source_list[0]self.number_box = tkinter.Frame(self)self.number_box.place(in_=self, relx=0.5,rely=0.5, anchor=tkinter.CENTER)for num in default_number:self.str_var_list.append(self.create_label(self.number_box, num))self.init_top_zone()self.init_start_btn()def init_top_zone(self):my_top_zone = tkinter.Frame(self)my_top_zone.pack(side=tkinter.TOP, anchor=tkinter.W,pady=2, fill=tkinter.X)tips = tkinter.Label(my_top_zone, text="每个数字代表品格，欢迎挑战您的手速", font=('微软雅黑', 12), fg="red")tips.pack(side=tkinter.LEFT, anchor=tkinter.W)interval_zone = tkinter.Frame(my_top_zone)interval_zone.pack(side=tkinter.RIGHT, anchor=tkinter.E)choice_label = tkinter.Label(interval_zone, text="品格切换速度(秒):")choice_label.pack(side=tkinter.LEFT)chice_interval = tkinter.OptionMenu(interval_zone, self.change_interval_var, "0.3", "0.5", "1", "2", "3", "4", "5", "6")chice_interval.pack(side=tkinter.LEFT, anchor=tkinter.E)def init_start_btn(self):def run_start():if self.current_status == "new":self.change_number()start_btn["text"] = "停止"self.current_status = "running"else:self.after_cancel(self.cancel_after_id)self.current_status = "new"start_btn['text'] = "开始"start_btn = tkinter.Button(self, text="开始", font=('微软雅黑', 35), fg='red', command=run_start)start_btn.pack(side=tkinter.BOTTOM, fill=tkinter.X)def change_number(self):index = random.randint(0, len(self.source_list) - 1)if self.last_index == index:index = index + 1if index == len(self.source_list):index = 0self.last_index = indexresult = self.source_list[index]for index, var in enumerate(self.str_var_list):var.set(result[index])safe_mill = int(self.change_interval_var.get() * 1000)self.cancel_after_id = self.after(safe_mill, func=self.change_number)def create_label(self, master, text) -> tkinter.Label:str_var = tkinter.StringVar(value=text)my_label = tkinter.Label(master, textvariable=str_var, font=('微软雅黑', 220), padx=10)my_label.pack(side=tkinter.LEFT)return str_varif __name__ == "__main__":root_window = MainWindow()root_window.mainloop()

总结

学习tkinter多了， 有些程序很喜欢用tkinter去写，简洁好玩！