def fun(): print("Hello from the function") return None print("Bye") fun() Output:Hello from the function In the above example, we return a None value from the function. The print() function after the return statement is discarded and we break out of function in Python.Further...
PikaPython 是一个完全重写的超轻量级 python 引擎,零依赖,零配置,可以在Flash ≤ 64KB,RAM≤ 4KB的平台下运行(如 stm32g030c8 和 stm32f103c8),极易部署和扩展,具有大量的中文文档和视频资料。 PikaPython 也称 PikaScript、PikaPy。 PikaPython 具有框架式 C 模块开发工具,只要用 Python 写好调用 API ,就能...
def some_function_X(x): # This would normally be a function containing application logic # which required it to be made into a separate function # (for the purpose of this test, just calculate and return the square) returnx**2 def ...
importplatformfromloguruimportloggerrounded_value =round(0.345,2)trace= logger.add('2023-8-7.log')logger.info('If you are using Python {version}, prefer {feature} of course!', version=platform.python_version(), feature='f-strings') 执行上述代码,输出结果为 2023-08-0722:46:03.812|INFO|__...
socket.setdefaulttimeout(3) newSocket = socket.socket() newSocket.connect(("localhost",22)) 任何命令行输入或输出都以以下方式编写: $ pip install packagename Python 交互式终端命令和输出以以下方式编写。 >>>packet=IP(dst='google.com')
# Example of inefficient code used to find # the first even square in a list of numbers def function_do_something(numbers): for n in numbers: square = n * n if square % 2 == 0: return square return None # No even square found ...
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python3 -m timeit -s 'x=[1,2,3,4,5,6]' 'y=x[3]' 10000000 loops, best of 5: 22.2 nsec per loop python3 -m timeit -s 'x=(1,2,3,4,5,6)' 'y=x[3]' 10000000 loops, best of 5: 21.9 nsec per loop 当然,如果你想要增加、删减或者改变元素,那么列表显然更优。原因你现在肯...
defroll_dice(num_rolls,dice=six_sided):"""Simulate rolling theDICEexactlyNUM_ROLLS>0times.Return the sumofthe outcomes unless anyofthe outcomes is1.In thatcase,return1.num_rolls:The numberofdice rolls that will be made.dice:Afunctionthat simulates a single dice roll outcome.""" ...
# Summary Of Test Results Baseline: 9047.078 ns per loop Improved: 18.161 ns per loop % Improvement: 99.8 % Speedup: 498.17x 4、跳过不相关的迭代 避免冗余计算,即跳过不相关的迭代。 # Example of inefficient code used to find # the first even square in a list of numbers ...