如何在Python中覆盖计时器

如何解决如何在Python中覆盖计时器

我有2个按钮（旋转和反向）。当其中一个按钮打开时，另一个按钮将被禁用，因为两个按钮不能同时打开。当“打开”按钮关闭时，它会在禁用按钮10秒钟后返回“正常”。

我的问题是，如果我要在10秒计时器之前按下ON（关闭相同的按钮），如何停止10秒计时器。例如，如果我打开旋转然后关闭（这将启动10秒反向计时器），但是如果决定再次打开旋转，我的反向按钮计时器仍​​在计数。我该如何停止计时器，以便再次关闭计时器就可以重新启动10秒？

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from tkinter import *
from tkinter import font
from threading import Timer
from time import sleep

reverse_motor = True
rotate_motor = True


def hp30():
    global rotate_motor
    # Turn ON 30hp Motor
    if rotate_motor:
        rotate_motor = False
        motor30hp.config(activebackground=motor30hp.cget('background'))
        reverseButton["state"] = DISABLED
        motor30hp["text"] = "ON"
        motor30hp["bg"] = "green"
        print("30hp Motor ON")
        motor30hp.config(activebackground=motor30hp.cget('background'))
    else:
        # Turn OFF 30hp Motor
        rotate_motor = True
        motor30hp["text"] = "OFF"
        motor30hp["bg"] = "red"
        print("30hp Motor OFF")
        motor30hp.config(activebackground=motor30hp.cget('background'))
        tim01 = Timer(10,normal_reverse)
        tim01.start()
        print("Reverse 10 sec Timer On")


def reverse():
    global reverse_motor
    if reverse_motor:
        reverse_motor = False
        motor30hp["state"] = DISABLED
        print("Rotate Disabled")
        reverseButton.config(activebackground=reverseButton.cget('background'))
        print("Reverse Motor ON")
        reverseButton["text"] = "ON"
        reverseButton["bg"] = "green"
    else:
        reverse_motor = True
        reverseButton["text"] = "OFF"
        reverseButton["bg"] = "red"
        reverseButton.config(activebackground=reverseButton.cget('background'))
        print("Reverse Motor OFF")
        timer = Timer(10,normal_hp30)
        timer.start()
        print("Rotate 10 sec Timer On")

def normal_hp30():
    motor30hp.config(state='normal')
    print("Rotate Enabled")


def normal_reverse():
    reverseButton.config(state='normal')
    print("Reverse Enabled")


root = Tk()
root.title("SOTS Remote")
root.geometry('400x150+0+0')
root.configure(background="black")

myFont = font.Font(family='Times',size=30,weight='bold')

#-------------------------------lABELS--------------------------------------------------------
root.label2 = Label(root,text="Rotate",font=myFont,fg="white",bg="black")
root.label2.grid(row=0,column=1,sticky="W",padx=25,pady=2)

root.label3 = Label(root,text="Reverse",bg="black",padx=30)
root.label3.grid(row=0,column=0,sticky="NW",pady=2)
#----------------------------------------buttons--------------------------------------------------




reverseButton = Button(root,text="OFF",height=1,width=7,bg='dodgerblue',command=reverse,relief=RIDGE,bd=5)
reverseButton.grid(row=1,sticky="NW")
reverseButton.config(activebackground=reverseButton.cget('background'))

motor30hp = Button(root,bg='red',bd=5,command=hp30,width=7)
motor30hp.grid(row=1,sticky="W")
motor30hp.config(activebackground=motor30hp.cget('background'))

root.mainloop()

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