Pythongetattr()Function ❮ Built-in Functions ExampleGet your own Python Server Get the value of the "age" property of the "Person" object: classPerson: name ="John" age =36 country ="Norway" x =getattr(Person,'age') Try it Yourself » ...
__import__(name, globals=None, locals=None, fromlist=(), level=0) -> module Import a module. Because this function is meant for use by the Python interpreter and not for general use, it is better to use importlib.import_module() to programmatically import a module. # 导入模块应该用im...
<function Demo.runat0x000001DA602BBE50> <boundmethod Demo.run of <__main__.Demo objectat0x000001DA717D4FD0>> My name is alex,age is26 My name is alex,age is26 示例代码4:【requests方法使用getattr()】 importrequests headers = {"User-Agent":"Mozilla/5.0 (Windows NT 10.0; Win64; x...
Help on built-in function getattr in module __builtin__: getattr(...) getattr(object, name[, default]) -> value Get a named attribute from an object; getattr(x, 'y') is equivalent to x.y. When a default argument is given, it is returned when the attribute doesn't exist; without...
attributes. The function deletes the named attribute, provided the object allows it. For example,delattr(x, 'foobar')is equivalent todel x.foobar. 与setattr()相关的一组函数。参数是由一个对象(记住python中一切皆是对象)和一个字符串组成的。string参数必须是对象属性名之一。该函数删除该obj的一个由...
Python’sgetattrfunctionis used to fetch an attribute from an object, using a string object instead of an identifier to identify the attribute. In other words, the following two statements are equivalent: value = obj.attribute value = getattr(obj, "attribute") ...
Python’sgetattr functionis used to fetch an attribute from an object, using a string object instead of an identifier to identify the attribute. In other words, the following two statements are equivalent: value = obj.attribute value = getattr(obj, "attribute") ...
Python的hasattr() getattr() setattr() 函数使用方法详解 (一)hasattr(object,name)函数 判断一个对象里面是否有 name 属性或者 name 方法,返回 bool 值,如果有 name 属性(方法)则返回 True ,否则返回 False 。注意: name 需要使用引号括起来。 class function_demo(object): ...
(functiondemo, "age"))# 获取不存在的属性,报错如下:# Traceback (most recent call last):# File "F:/Python/PycharmProjects/Mytest_code/tmp.py", line 11, in# getattr(functiondemo, "age")# AttributeError: 'function_demo' object has no attribute 'age' print(getattr(functiondemo, "age",...
Thegetattr()method returns the value of the named attribute of an object. If not found, it returns the default value provided to thefunction. Example classStudent:marks =88name ='Sheeran'person = Student() name = getattr(person,'name') ...