task/_examples_/periodic.py

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#!/usr/bin/env python
# -*- coding: UTF-8 -*-
import sys
sys.path.append('../..')
import task
import time
task_num = 0
def time_print(txt):
sys.stdout.write(time.asctime() + ': ' + txt + '\n')
def hello(rt, name):
global task_num
task_num += 1
if task_num >= 5:
rt.stop()
tn = task_num
time_print("(Task %d) Hello %s!" % (tn, name))
time.sleep(3.8)
time_print("(Task %d) Ende!" % (tn))
print("task.periodic example:\n----------------------")
pt = task.periodic(2, hello, "from periodic example")
pt.run()
try:
time_print("starting...")
pt.join()
finally:
pt.stop()