擅长:python、mysql、java
<p>来自<a href="http://docs.python.org/library/threading.html" rel="nofollow">Python Documentation</a></p>
<pre><code>from threading import Timer
def hello():
print "hello, world"
t = Timer(30.0, hello)
t.start() # after 30 seconds, "hello, world" will be printed`
</code></pre>