import timeit code_to_measure = """ # 在这里放置你要测量的代码 """ timer = timeit.Timer(stmt=code_to_measure) execution_time = timer.timeit(number=1000) # 执行代码1000次 print(f"代码执行平均时间:{execution_time / 1000} 秒") 3. 使用 cProfile 模块进行性能分析 Python 的 cProfile 模块...
importtime# 计算程序执行时间的装饰器defmeasure_time(func):defwrapper(*args,**kwargs):start_time=time.time()result=func(*args,**kwargs)end_time=time.time()execution_time=end_time-start_timeprint(f"执行时间:{execution_time}秒")returnresultreturnwrapper# 测试函数@measure_timedeftest_function()...
import timestart_time = time.time()# Code snippet to measure execution timeend_time = time.time()execution_time = end_time - start_timeprint("Execution Time:", execution_time, "seconds")Execution Time: 2.3340916633605957 seconds 2、暂停执行 我们可能需要将程序的执行暂停一段特定的时间。time模...
importtimeitcode_to_measure=""" # 在这里放置你要测量的代码 """timer=timeit.Timer(stmt=code_to_measure)execution_time=timer.timeit(number=1000)# 执行代码1000次print(f"代码执行平均时间:{execution_time / 1000} 秒") 1. 2. 3. 4. 5. 6. 7. 8. 9. 3. 使用 cProfile 模块进行性能分析 ...
Write a Python function that executes a list of asynchronous tasks concurrently with asyncio.gather, then returns a list of results along with the total elapsed time. Write a Python program to implement a set of concurrent tasks with asyncio.gather(), measure the time taken for execution, and...
"""# 测量代码片段执行的耗时execution_time=timeit.timeit(code_to_measure,number=1)print(f"代码片段执行耗时:{execution_time}秒") 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 在上面的示例中,我们通过timeit.timeit函数传入代码片段和执行次数的参数,来测量代码片段的执行时间。 通过以上介绍,我们学习了如何...
Use a decorator to measure the time of a function¶ If you want to measure the time for multiple parts in your code and don't want to repeat the above code snippets every time, you can write a decorator that simply wraps the function and measures the execution time: ...
import time start_time = time.time() # Code snippet to measure execution time end_time = time.time() execution_time = end_time - start_time print("Execution Time:", execution_time, "seconds") Execution Time: 2.3340916633605957 seconds 2、暂停执行 我们可能需要将程序的执行暂停一段特定的时间...
利用每一行代码的执行时间，我们可以部署策略来提高代码的效率。在接下来的3个教程中，我们将分享一些最佳实践来帮助你提高代码的效率。我希望这篇教程能提供帮助，你能学到一些新东西。原文链接：https://towardsdatascience.com/did-you-know-you-can-measure-the-execution-time-of-python-codes-14c3b422d438 ...
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