: print(i)execution_time = timeit.timeit(number = 50)print("运行时长：",execution_time)使用 datetime 模块使用 Python 中的 datetime 模块的 datetime.now() 函数记录开始和结束的时间戳，并计算差值来获取代码执行时间。from datetime import datetimestart_time = datetime.now()for i in range(1000...
当我们运行上面的代码时,输出将包含计算结果和执行时间。 Sum of numbers from 1 to 10 is 55 Execution time: 0.0255 ms Sum of numbers from 1 to 100 is 5050 Execution time: 0.2422 ms Sum of numbers from 1 to 1000 is 500500 Execution time: 2.3349 ms All tests passed! 1. 2. 3. 4. 5....
import timeit# print addition of first 1 million numbersdef addition(): print('Addition:', sum(range(1000000)))# run same code 5 times to get measurable datan = 5# calculate total execution timeresult = timeit.timeit(stmt='addition()', globals=globals(), number=n)# calculate the exe...
-s/--setup S: statementtobe executed once initially (default'pass').Execution timeofthis setup statementisNOTtimed. -p/--process: use time.process_time() (defaultistime.perf_counter()) -v/--verbose: print raw timing results; repeatformore digits precision -u/--unit:setthe output time un...
""" return 0.0 def sleep(seconds): # real signature unknown; restored from __doc__ """ sleep(seconds) Delay execution for a given number of seconds. The argument may be a floating point number for subsecond precision. """ pass def strftime(format, p_tuple=None): # real signature unk...
execution_time = end_time - start_time print(f"Function '{original_function.__name__}' executed in {execution_time:.6f} seconds.") return result return wrapper @timing_decorator def fibonacci(n): if n <= 1: return n else: return fibonacci(n-1) + fibonacci(n-2) ...
alist = %alias : Get list of aliases to 'alist' cd /usr/share : Obvious. cd -<tab> to choose from visited dirs. %cd?? : See help AND source for magic %cd %timeit x=10 : time the 'x=10' statement with high precision. ...
import timeit def my_function(): # 要测试的代码 # 测试函数执行时间 execution_time = timeit.timeit(my_function, number=1) print(f"Execution time: {execution_time} seconds") 使用cProfile模块:cProfile是Python的性能分析工具,可以帮助查看函数调用及执行时间。 import cProfile def my_function(): ...
time.sleep(secs) Suspend execution of the calling thread for the given number of seconds. The argument may be a floating point number to indicate a more precise sleep time. The actual suspension time may be less than that requested because any caught signal will terminate thesleep()following ...
All threads have finished execution. 1.2.2 启动线程和等待线程终止:strat()和join()方法# 在Python 的threading模块中,start()和join()是Thread类的两个非常重要的方法,它们在多线程编程中扮演着关键的角色。 start()方法: 目的:start()方法用于启动线程。一旦调用此方法,线程将开始执行其target函数,即在创建Th...