oldnewstyle

先来两个小常识
import sys

print(sys.version)

a='let\'s go!go'

print(a)

C:\Users\sunqicheng\PycharmProjects\object\venv\Scripts\python.exe C:/Users/sunqicheng/PycharmProjects/object/sysversion.py

3.6.5 (v3.6.5:f59c0932b4, Mar 28 2018, 17:00:18) [MSC v.1900 64 bit (AMD64)]

let's go!go

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class Oldstyle:

    def __init__(self,name,description):

        self.name=name

        self.description=description

class Newstyle(object):

    def __init__(self,name,description):

        self.name=name

        self.description=description

if __name__=='__main__':

    old=Oldstyle('孙启成','健身')

    print(old)##<__main__.Oldstyle object at 0x00000206D3342710>对象的main方法，是这个类在某个地方拉的一个小屎

    print(type(old))#输出对象的main方法<class '__main__'.Oldstyle'>

    print(dir(old))#这个old对象有这么多内置的方法

    new=Newstyle('齐东兴','型男')

    new2=Newstyle('东兴','型男')

    print(new2)

    print(new)#<__main__.Newstyle object at 0x000002CO5ABF85CO>对象的main方法，是这个类在这个地方拉的一个小屎

    print(type(new))

    print(dir(new))

--------------------------------------------------------------

C:\Users\sunqicheng\PycharmProjects\object\venv\Scripts\python.exe C:/Users/sunqicheng/PycharmProjects/object/oldnewstyle.py

<__main__.Oldstyle object at 0x00000212B87E2828>

<class '__main__.Oldstyle'>

['__class__', '__delattr__', '__dict__', '__dir__', '__doc__', '__eq__', '__format__', '__ge__', '__getattribute__', '__gt__', '__hash__', '__init__', '__init_subclass__', '__le__', '__lt__', '__module__', '__ne__', '__new__', '__reduce__', '__reduce_ex__', '__repr__', '__setattr__', '__sizeof__', '__str__', '__subclasshook__', '__weakref__', 'description', 'name']

<__main__.Newstyle object at 0x00000212B87E8390>

<__main__.Newstyle object at 0x00000212B87E85C0>

<class '__main__.Newstyle'>

['__class__', '__delattr__', '__dict__', '__dir__', '__doc__', '__eq__', '__format__', '__ge__', '__getattribute__', '__gt__', '__hash__', '__init__', '__init_subclass__', '__le__', '__lt__', '__module__', '__ne__', '__new__', '__reduce__', '__reduce_ex__', '__repr__', '__setattr__', '__sizeof__', '__str__', '__subclasshook__', '__weakref__', 'description', 'name']

Process finished with exit code 0