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Play with gevent.pool.Pool
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#!/usr/bin/env python2.7 | |
#coding: utf-8 | |
import gevent | |
import gevent.pool | |
class TestPool(object): | |
def __init__(self, maxsize=10): | |
self.pool = gevent.pool.Pool(maxsize) | |
def run(self): | |
for i in xrange(8): | |
gworker = gevent.spawn(self._worker, i) | |
self.pool.add(gworker) | |
print('sizeof pool is %d' % (len(self.pool),)) | |
print('worker %d in? %r' % (i, gworker in self.pool)) | |
# add this statement to trap into the loop | |
self.pool.join() | |
print('All tasks done.') | |
def _worker(self, pid): | |
print('My pid is %d' % (pid,)) | |
gevent.sleep(0) | |
print('%d has done.' % (pid,)) | |
if __name__ == '__main__': | |
test = TestPool() | |
test.run() |
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