import threading
import time
import random

LOCK = threading.RLock()

var=[
    {'race':1,'time':10,'status':0},
    {'race':2,'time':20,'status':0},
    {'race':3,'time':30,'status':0},
    {'race':4,'time':40,'status':0},
    {'race':5,'time':50,'status':0},
    {'race':6,'time':60,'status':0},
    {'race':7,'time':70,'status':0},
    {'race':8,'time':80,'status':0},
    {'race':9,'time':90,'status':0},
    {'race':10,'time':100,'status':0},
    {'race':11,'time':110,'status':0},
    {'race':12,'time':120,'status':0},
    {'race':13,'time':130,'status':0},
    {'race':14,'time':140,'status':0},
    {'race':15,'time':150,'status':0},
    {'race':16,'time':160,'status':0},
    {'race':17,'time':170,'status':0},
    {'race':18,'time':180,'status':0},
    {'race':19,'time':190,'status':0},
    {'race':20,'time':200,'status':0},
    {'race':21,'time':210,'status':0},
    {'race':22,'time':220,'status':0},
    {'race':23,'time':230,'status':0},
]


class Line(threading.Thread):
    def __init__(self,line):
        threading.Thread.__init__(self)
        self.daemon = True
        self.time=0;
        self.line=line
    def run(self):
        global LOCK
        global var
        for row in var:
            if (not row['status']):
                LOCK.acquire()
                row['status']=1;
                LOCK.release()
                #print(row['race'])
                print('Race: {}; time: {}, line: {}'.format(row['race'],row['time'],self.line))
                time.sleep(random.random())


workerthreadlist=[]
for x in range(1,4):
    #print(x)
    newthread = Line(x)
    workerthreadlist.append(newthread)
    newthread.start()
while threading.active_count():
    time.sleep(1)