30 lines
981 B
Python
30 lines
981 B
Python
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# encoding: UTF-8
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"""
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定时服务，可无人值守运行，实现每日自动下载更新历史行情数据到数据库中。
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"""
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from dataService import *
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if __name__ == '__main__':
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taskCompletedDate = None
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# 生成一个随机的任务下载时间，用于避免所有用户在同一时间访问数据服务器
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taskTime = datetime.time(hour=17, minute=random.randint(1,59))
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# 进入主循环
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while True:
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t = datetime.datetime.now()
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# 每天到达任务下载时间后，执行数据下载的操作
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if t.time() > taskTime and (taskCompletedDate is None or t.date() != taskCompletedDate):
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# 下载1000根分钟线数据，足以覆盖过去两天的行情
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downloadAllMinuteBar(1000)
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# 更新任务完成的日期
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taskCompletedDate = t.date()
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else:
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print u'当前时间%s，任务定时%s' %(t, taskTime)
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time.sleep(60)
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