python3 面向对象__类的内置属性与方法的实例代码

yipeiwu_com6年前Python基础

0.object类源码

class object:
  """ The most base type """
  def __delattr__(self, *args, **kwargs): # real signature unknown
    """ Implement delattr(self, name). """
    pass
  def __dir__(self): # real signature unknown; restored from __doc__
    """
    __dir__() -> list
    default dir() implementation
    """
    return []
  def __eq__(self, *args, **kwargs): # real signature unknown
    """ Return self==value. """
    pass
  def __format__(self, *args, **kwargs): # real signature unknown
    """ default object formatter """
    pass
  def __getattribute__(self, *args, **kwargs): # real signature unknown
    """ Return getattr(self, name). """
    pass
  def __ge__(self, *args, **kwargs): # real signature unknown
    """ Return self>=value. """
    pass
  def __gt__(self, *args, **kwargs): # real signature unknown
    """ Return self>value. """
    pass
  def __hash__(self, *args, **kwargs): # real signature unknown
    """ Return hash(self). """
    pass
  def __init_subclass__(self, *args, **kwargs): # real signature unknown
    """
    This method is called when a class is subclassed.
    The default implementation does nothing. It may be
    overridden to extend subclasses.
    """
    pass
  def __init__(self): # known special case of object.__init__
    """ Initialize self. See help(type(self)) for accurate signature. """
    pass
  def __le__(self, *args, **kwargs): # real signature unknown
    """ Return self<=value. """
    pass
  def __lt__(self, *args, **kwargs): # real signature unknown
    """ Return self<value. """
    pass
  @staticmethod # known case of __new__
  def __new__(cls, *more): # known special case of object.__new__
    """ Create and return a new object. See help(type) for accurate signature. """
    pass
  def __ne__(self, *args, **kwargs): # real signature unknown
    """ Return self!=value. """
    pass
  def __reduce_ex__(self, *args, **kwargs): # real signature unknown
    """ helper for pickle """
    pass
  def __reduce__(self, *args, **kwargs): # real signature unknown
    """ helper for pickle """
    pass
  def __repr__(self, *args, **kwargs): # real signature unknown
    """ Return repr(self). """
    pass
  def __setattr__(self, *args, **kwargs): # real signature unknown
    """ Implement setattr(self, name, value). """
    pass
  def __sizeof__(self): # real signature unknown; restored from __doc__
    """
    __sizeof__() -> int
    size of object in memory, in bytes
    """
    return 0
  def __str__(self, *args, **kwargs): # real signature unknown
    """ Return str(self). """
    pass
  @classmethod # known case
  def __subclasshook__(cls, subclass): # known special case of object.__subclasshook__
    """
    Abstract classes can override this to customize issubclass().
    This is invoked early on by abc.ABCMeta.__subclasscheck__().
    It should return True, False or NotImplemented. If it returns
    NotImplemented, the normal algorithm is used. Otherwise, it
    overrides the normal algorithm (and the outcome is cached).
    """
    pass
  __class__ = None # (!) forward: type, real value is ''
  __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)

总结

以上所述是小编给大家介绍的python3 面向对象__类的内置属性与方法的实例代码,希望对大家有所帮助,如果大家有任何疑问请给我留言,小编会及时回复大家的。在此也非常感谢大家对【听图阁-专注于Python设计】网站的支持!

相关文章

Python中的True,False条件判断实例分析

本文实例讲述了Python中的True,False条件判断用法。分享给大家供大家参考。具体分析如下: 对于有编程经验的程序员们都知道条件语句的写法: 以C++为例: 复制代码 代码如下:...

python监控键盘输入实例代码

python监控键盘输入实例代码

本文研究的主要是python监控键盘输入的相关代码,用到了os,sys,time等,具体实现代码如下: #!/usr/bin/env python # -*- coding: u...

使用python对文件中的数值进行累加的实例

问题描述: 一个文件由若干条记录组成,记录的格式为:“num1 num2”,有时候,需要统计文件中num1对应的num2的总值。 处理问题的思路 用传说中的python来处理,很方便。几...

python判断文件夹内是否存在指定后缀文件的实例

该代码主要是基于python实现判断指定文件夹下是否存在指定后缀的文件。代码如下: import os Your_Dir='你的文件夹/' Files=os.listdir(Yo...

创建pycharm的自定义python模板方法

在pycharm上依次选择打开File->settings->Editor->File andCode Templates->Python Script 复制以下...