参考:https://docs.python.org/3.5/library/functions.html print(abs(-1)) # 绝对值 1print(divmod(5, 2)) # 取商和余数 (2, 1)# 四舍五入print(round(1.4)) # 1print(round(1.5)) # 2print(round(1.6)) # 2# 次方,相当于x**yprint(pow(2, 8)) # 256print(bin(2)) # 转为二进制...
enumerate()Takes a collection (e.g. a tuple) and returns it as an enumerate object eval()Evaluates and executes an expression exec()Executes the specified code (or object) filter()Use a filter function to exclude items in an iterable object ...
另外,Python的字符串支持序列类型中描述的序列类型方法 - str,unicode,list,tuple,bytearray,buffer,xrange部分。要输出格式化的字符串,请使用%字符串格式操作部分中描述的模板字符串或运算符。另请参阅re模块,了解基于正则表达式的字符串函数。 str.capitalize() 返回字符串的一个副本,其首字母大写,其余的小写。 对...
The function will return all the properties and methods, even built-in properties which are default for all object. divmod() The divmod() function takes two non complex numbers as arguments and return a pair of numbers consisting of their quotient and remainder when using integer division. Wit...
第一个参数 function 以参数序列中的每一个元素调用 function 函数,返回包含每次 function 函数返回值的新列表。 语法 map(function, iterable, ...) 参数: function:函数 iterable:可迭代的 返回值: Python 2.x 返回列表。 Python 3.x 返回迭代器。 示例 iter1 = map(lambda x: x * 2, [1, 2, 3...
Python type() builtin function is used get the type of specified object. In this tutorial, we will learn about the syntax of Python type() function, and learn how to use this function with the help of examples.
|tuple(iterable)->tupleinitializedfromiterable's items | | If the argumentisatuple, thereturnvalueisthe sameobject. | | Methods defined here: | | __add__(self, value,/) | Returnself+value. | | __contains__(self, key,/) | Return keyinself. ...
一,函数的文档: zip(): Make an iterator that aggregates elements from each of the iterables. Returns an iterator of tuples, where the i-th tuple contains the
Python编程:Built-in Functions内建函数小结 Built-in Functions(68个) 1、数学方法 abs() sum() pow() min() max() divmod() round() 2、进制转换 bin() oct() hex() 3、简单数据类型 - 整数:int() - 浮点数:float() - 字符\字符串:str() repr() ascii() ord() chr() format()...
If given object is an instance of given type or matches an item in the tuple of types, subclass, or a subclass to an item present in the tuple of types, isinstance() function returns True. Else, isinstance() function returns False. ...