14 lines
490 B
Python
14 lines
490 B
Python
# 线程池：一次性开辟一些线程，我们用户直接给线程池子提交任务，线程任务的调度交给线程池来完成
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from concurrent.futures import ThreadPoolExecutor,ProcessPoolExecutor
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def fn(name):
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for i in range(1000):
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print(name,i)
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if __name__ == '__main__':
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# 创建线程池
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with ThreadPoolExecutor(50) as t:
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for i in range(100):
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t.submit(fn,name=f'线程{i}')
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# 线程执行完，才执行下一条
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print('123') |