Python Threading Modülü

from tkinter import *
import threading

def process():
    while True:
        print("Hello World")
processThread = threading.Thread(target=process)

def main():
    mainWindow = Tk()
    mainWindow.resizable(FALSE, FALSE)

    mainWindow.title("Text")
    mainWindow.geometry("500x250")

    recButton=Button(mainWindow)
    recButton.config(text="Button 1", font=("Arial", "13"), bg="red",fg="white", width="15", command=processThread.run)
    recButton.place(x=15,y=10)

    stopButton=Button(mainWindow)
    stopButton.config(text="Button 2", font=("Calibri", "13"), bg="orange",fg="white", width="15", command="")
    stopButton.place(x=15,y=55)

    mainWindow.mainloop()

mainThread = threading.Thread(target=main)
mainThread.start()