The Python class uses a

One, self meaning

#-*-Coding:utf-8-*-class person:def One (self,name,age):p rint "you name was%s and you are%s."% (name, age) p = pers On () #绑定实例p. One ("Du", 22)

Execution Result:

You name are Du and you are 22.

In fact, self can not be written as self, but must have a parameter such as

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For more information, refer to the blog: http://www.cnblogs.com/jessonluo/p/4717140.html

Two, __init__ initialization.

#-*-Coding:utf-8-*-class person:def __init__ (self,sex): Self.sex = sexdef One (self,name,age):p rint "You name is%s and You are%s and sex is%s "% (name, age, self.sex) p = person (" Boy ") #绑定实例p. One (" Du ", 22)

Execution Result:

You name are Du and you are age are and sex is a boy

It's actually equivalent to a variable sex in a class. than the function freshman level. The following procedure is the same as the result of the above execution.

#-*-coding:utf-8-*-class person:sex = "Boy" def __init__ (self,sex): #self. Sex = sexpassdef One (self,name,age):p rint "You Name is%s and you are%s and sex is%s "percent (name, age, self.sex) p = person (" Boy ") #绑定实例p. One (" Du ", 22)

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The Python class uses a