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python3 面向对象__类的内置属性与方法的实例代码

2023-09-06 00:15:04 73

0.object类源码

classobject:
"""Themostbasetype"""
def__delattr__(self,*args,**kwargs):#realsignatureunknown
"""Implementdelattr(self,name)."""
pass
def__dir__(self):#realsignatureunknown;restoredfrom__doc__
"""
__dir__()->list
defaultdir()implementation
"""
return[]
def__eq__(self,*args,**kwargs):#realsignatureunknown
"""Returnself==value."""
pass
def__format__(self,*args,**kwargs):#realsignatureunknown
"""defaultobjectformatter"""
pass
def__getattribute__(self,*args,**kwargs):#realsignatureunknown
"""Returngetattr(self,name)."""
pass
def__ge__(self,*args,**kwargs):#realsignatureunknown
"""Returnself>=value."""
pass
def__gt__(self,*args,**kwargs):#realsignatureunknown
"""Returnself>value."""
pass
def__hash__(self,*args,**kwargs):#realsignatureunknown
"""Returnhash(self)."""
pass
def__init_subclass__(self,*args,**kwargs):#realsignatureunknown
"""
Thismethodiscalledwhenaclassissubclassed.
Thedefaultimplementationdoesnothing.Itmaybe
overriddentoextendsubclasses.
"""
pass
def__init__(self):#knownspecialcaseofobject.__init__
"""Initializeself.Seehelp(type(self))foraccuratesignature."""
pass
def__le__(self,*args,**kwargs):#realsignatureunknown
"""Returnself<=value."""
pass
def__lt__(self,*args,**kwargs):#realsignatureunknown
"""Returnselfint
sizeofobjectinmemory,inbytes
"""
return0
def__str__(self,*args,**kwargs):#realsignatureunknown
"""Returnstr(self)."""
pass
@classmethod#knowncase
def__subclasshook__(cls,subclass):#knownspecialcaseofobject.__subclasshook__
"""
Abstractclassescanoverridethistocustomizeissubclass().
Thisisinvokedearlyonbyabc.ABCMeta.__subclasscheck__().
ItshouldreturnTrue,FalseorNotImplemented.Ifitreturns
NotImplemented,thenormalalgorithmisused.Otherwise,it
overridesthenormalalgorithm(andtheoutcomeiscached).
"""
pass
__class__=None#(!)forward:type,realvalueis''
__dict__={}
__doc__=''
__module__=''

1.内置属性说明

①__class__:说明对象处于模块中的哪一个类

②[类名].__dict__:打印类的所有属性与方法(包括继承自基类的属性和方法)（包括内置属性和方法）

[对象].__dict__:打印对象的所有属性（私有和公有）

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python3 面向对象__类的内置属性与方法的实例代码

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