Python Thread

zadatak
==================================
import threading
import time

class MojaNit(threading.Thread):
    def __init__(self, ime, vreme):
        threading.Thread.__init__(self)
        self.ime=ime
        self.vreme=vreme

    def run(self):
        print (self.ime+time.strftime("%d.%m.%Y %H:%M:%S", time.gmtime(time.time())))
        time.sleep(self.vreme)
        print ("izlaz iz niti")


def prikaz_vreme(pauza):
    print (threading.current_thread().getName()+" zahteva resurs..")
    brava.acquire()
    print (threading.current_thread().getName() + " uzima resurs..")
    print (time.strftime("%d.%m.%Y %H:%M:%S", time.gmtime(time.time())))
    time.sleep(pauza)
    brava.release()
    print (threading.current_thread().getName() + " oslobadja resurs..")
    #print ("izlaz iz funkcije")

brava=threading.Lock()

t=threading.Thread(target=prikaz_vreme,args=(3,))
t.setName("Nitica 1")
t.start()

t2=threading.Thread(target=prikaz_vreme,args=(4,))
t2.setName("Nitica 2")
t2.start()

t2.join() #zaustavlja tekucu nit, u ovom sluchaju main, da zavrshi t2

mt=MojaNit("Nit 1", 5)
mt.setName("Nit 2")
mt.start()

print (threading.enumerate()) #vraca broj aktivnih niti


print ("Kraj")
==================================
pumpa
==================================
import threading
import random


brava=threading.Lock()
pumpa=80


class Automobil(threading.Thread):
    def __init__(self):
        threading.Thread.__init__(self)
        id=1;
        self.rezervoar=random.uniform(10,25)
        self.vreme_pristupa=random.randrange(1,3)
        self.id+=id

    def run(self):
        print ("Automobil(regBR:RB0%d) pristaje na pumpu. Trazena kolicina %.2f L" % self.id, self.rezervoar)
        brava.acquire()

        brava.release()

class Cisterna(threading.Thread):
    def __init__(self):
        self.dopuna=80
        self


print (random.randrange(10,26))