Python's built-in setattr function can dynamically set attributes given an object, a string representing an attribute name, and a value to assign.
setattr(object, name, value) This is the counterpart of getattr(). The arguments are an object, a string and an arbitrary value. The string may name an existing attribute or a new attribute. The function assigns the value to the attribute, provided the object allows it. For example, setat...
Python内置函数(57)——setattr 英文文档: setattr(object,name,value) This is the counterpart ofgetattr(). The arguments are an object, a string and an arbitrary value. The string may name an existing attribute or a new attribute. The function assigns the value to the attribute, provided the ...
来自专栏 · Python内置函数 英文文档: setattr(object, name, value) This is the counterpart of getattr(). The arguments are an object, a string and an arbitrary value. The string may name an existing attribute or a new attribute. The function assigns the value to the attribute, provided the...
function, to remove an attribute The getattr() function, to get the value of an attributeThe hasattr() function, to check if an attribute exist❮ Built-in Functions Track your progress - it's free! Log in Sign Up COLOR PICKER PLUS...
Python使⽤内置函数setattr设置对象的属性值 英⽂⽂档：setattr(object, name, value)This is the counterpart of getattr(). The arguments are an object, a string and an arbitrary value. The string may name an existing attribute or a new attribute. The function assigns the value to the ...
Python setattr() function: The setattr() function is used to set the value of the specified attribute of the specified object.
The setattr() function takes three parameters: object - object whose attribute has to be set name - attribute name value - value given to the attribute setattr() Return Value The setattr() method returns None. Example 1: How setattr() works in Python? class Person: name = 'Adam' p = ...
Called when the instance is “called” as a function; if this method is defined, x(arg1, arg2, ...) is a shorthand for x.__call__(arg1, arg2, ...). 1. Python中有一个有趣的语法,只要定义类型的时候,实现__call__函数,这个类型就成为可调用的。换句话说,我们可以把这...
addr= getattr(functiondemo,'addr', setattr(functiondemo,'addr','北京首都'))#addr = getattr(functiondemo, 'addr', '河南许昌')print(addr) python中 and和or的用法: python中的and从左到右计算表达式,若所有值为真,则返回最后一个值,若存在假,返回第一个假值。