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()...
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 ...
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模块用于执行代码的性能分析。它会生成一个分析报告,显示函数调用次数、执行时间和内存占用...
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 ...
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。希望这篇文章能给你提供帮助,你能学到一些新东西。 参考链接:https://towardsdatascience.com/did-you-know-you-can-measure-the-execution-time-of-python-codes-14c3b422d438 ☆ END ☆
line_profiler在notebook的使用也超级方便,非常推荐。 %load_extline_profilerclassA:defto_profile_func():pass%lprun-fA.to_profile_funcA.to_profile_func() 参考链接 Difference between CPU time and wall time stackoverflow:How to measure elapsed time in Python? The Python Profilers...
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: ...
It’ll measure the time a function takes to execute and then print the duration to the console. Here’s the code: Python decorators.py 1import functools 2import time 3 4# ... 5 6def timer(func): 7 """Print the runtime of the decorated function""" 8 @functools.wraps(func) 9 ...
timeit — Measure execution time of small code snippets — Python 3.8.0 documentation https://docs.python.org/3.8/library/timeit.html How to import module from parent directory ? import sys sys.path.append('..') from A import B python - Importing modules from parent folder - Stack Overf...