28 lines
593 B
Python
28 lines
593 B
Python
import threading
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import time
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def print_numbers(x):
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for i in range(5):
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time.sleep(1)
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print(f"Thread {x}: {i}")
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# 串行测试
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start_time = time.time()
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print_numbers('A')
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print_numbers('B')
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end_time = time.time()
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print(end_time - start_time, '\n')
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# 创建两个线程
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thread1 = threading.Thread(target=print_numbers, args=('A'))
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thread2 = threading.Thread(target=print_numbers, args=('B'))
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start_time = time.time()
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# 启动线程
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thread1.start()
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thread2.start()
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# 等待两个线程完成
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thread1.join()
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thread2.join()
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end_time = time.time()
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print(end_time - start_time) |