Functions can Return a Boolean You can create functions that returns a Boolean Value: Example Print the answer of a function: defmyFunction() : returnTrue print(myFunction()) Try it Yourself » You can execute code based on the Boolean answer of a function: ...
Return the boolean value of 1: x = bool(1) Try it Yourself » Definition and UsageThe bool() function returns the boolean value of a specified object.The object will always return True, unless:The object is empty, like [], (), {}The object is FalseThe object is 0The object is...
ReturnTrueif theobjectargument is an instance of theclassinfoargument, or of a (direct, indirect or virtual) subclass thereof. Ifobjectis not an object of the given type, the function always returnsFalse. 如果object变量是classinfo类的实例(或者通俗点讲,object变量的类型是classinfo),则返回True。
execfile(filename [, globals [, locals]]) 用法类似exec(),不同的是execfile的参数filename为文件名,而exec的参数为字符串。 filter(function, iterable) 构造一个序列,等价于[ item for item in iterable if function(item)] 1、参数function:返回值为True或False的函数,可以为None 2、参数iterable:序列或可...
returns: boolean """解决上述问题，从而弄清楚两个字符串是否是相同字母异序词。给定两个字符串string_1 和string_2，测试这两个字符串是否互为相同字母异序词。from collections importCounter defanagram(string_1,string_2): returnCounter(string_1) ==Counter(string_2)anagram('pqrs','rqsp')True...
"returngreet(s)ifselseNone$$ —- Canimportfunctionsfromstdlibraryandenvironment >CREATEFUNCTIONmain.default.isleapyear(yearINT)RETURNSBOOLEANLANGUAGEPYTHONAS$$importcalendarreturncalendar.isleap(year)ifyearelseNone$$ —- Mustreturnthe correct type. Otherwise will failatruntime. >CREATEFUNCTIONmain.default....
Booleans The bool() function takes any value as its argument and returns the boolean equivalent. Nonzero numbers are considered True. Zero-valued ones are considered False. Integers = whole numbers you can’t have an initial 0 followed by a digit between 1 and 9 You can start an integer...
def robust_function(arg1: int, arg2: str, *args: float, **kwargs: bool): """ ... :param arg1: The first integer argument. :param arg2: The second string argument. :param args: Additional floating-point arguments. :param kwargs: Keyword arguments that should be boolean values. ...
likes_spam: A boolean indicating if we like SPAM or not. eggs: An integer count of the eggs we have laid. """def__init__(self,likes_spam=False):"""Inits SampleClass with blah."""self.likes_spam=likes_spamself.eggs=0defpublic_method(self):"""Performs operation blah.""" ...
string 字串(str) Boolean 布林值 (bool) null NoneType (NoneType)存取和使用 Lambda 內容物件 Lambda 內容物件包含函數調用和執行環境的相關資訊。Lambda 調用時會自動將內容物件傳遞至您的函數。您可以使用內容物件,基於監控目的,輸出函數調用的資訊。內容