쓰레딩 예제입니다.
from threading import Thread, Lock
from time import sleep
from random import uniform
sum=0
cnt1,cnt2,cnt3=0,0,0
def check(i):
global sum,cnt1,cnt2,cnt3
ss=sum
tt=cnt1+2*cnt2+3*cnt3
if ss!=tt: print i,tt-ss,
else: print '.',
def thread_a():
global sum,cnt1
while True:
sum=sum+1
cnt1=cnt1+1
check(1)
sleep(uniform(0.01,0.5))
def thread_b():
global sum,cnt2
while True:
sum=sum+2
cnt2=cnt2+1
check(2)
sleep(uniform(0.01,0.5))
def thread_c():
global sum,cnt3
while True:
sum=sum+3
cnt3=cnt3+1
check(3)
sleep(uniform(0.01,0.5))
a=Thread(target=thread_a)
b=Thread(target=thread_b)
c=Thread(target=thread_c)
def start_threads():
a.start()
b.start()
c.start()
start_threads()