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
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...
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 ...
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...
|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
- 元组:tuple() - 字典:dict() hash() - 集合:set() frozenset() - 方法:len() zip() all() any() iter() filter() next() sorted() reversed() enumerate() map() memoryview() 5、面向对象 setattr() getattr() delattr() hasattr() ...
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. ...
python中的builtins配置禁用eval python built-in functions,python学习built-infunction3.4.3__author__='孟强'#1.abs(x)返回数字(可为普通型、长整型或浮点型)的绝对值。如果给出复数,返回值就是该复数的模'''print("abs()")a=[abs(2.0),abs(-2),abs(-3j+4)]print(a)'
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()...