Python - QThreadPool Help me

for user in users:
    #start
   
   
    #end
   
    if stop == True:
        break

for user in users:
    ##start
   
   
    ##end
   
    if dead == True:
        print("Pause")
        while True:
            if dead == False:
                print("Resume")
                break

global dead

if n == 1:

    pool.start(runnable)

elif n == 2:

    dead = True

    self.a = 3

    self.countBtn2.setText("Resume")

elif n == 3:

    dead = False

    self.a = 2

    self.countBtn2.setText("Pause")