January 2018
Intermediate to advanced
856 pages
17h 17m
Chinese
Content preview from Python 技術手冊 第三版
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特殊方法
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163
__iadd__,
__idiv__,
__ifloordiv__,
__imod__,
__imul__,
__isub__,
__itruediv__
__iadd_ _(self,other) _ _idiv_ _(self,other)
__ifloordiv_ _(self,other) _ _imod_ _(self,other)
__imul_ _(self,other) _ _isub_ _(self,other)
__itruediv_ _(self,other)
擴增指定
x+=y
、
x/=y
、
x//=y
、
x%=y
、
x*=y
、
x-=y
與
x/=y
，分別會呼叫這
些方法。每個方法都應該就地（in place）修改
x
並回傳
self
。
當
x
是可變（即
x
可以就地變更）的時候才定義這些方法。
__iand__,
__ilshift__,
__ior__,
__irshift__,
__ixor__
__iand_ _(self,other) _ _ilshift_ _(self,other)
__ior_ _(self,other) _ _irshift_ _(self,other)
__ixor_ _(self,other)
擴增指定
x&=y
、
x<<=y
、
x|=y
、
x>>=y
與
x^=y
分別會呼叫這些方法。每個
方法都應該就地修改
x
並回傳
self
。
__index__ __index_ _(self)
就跟
__int_ _
一樣，但只有作為整數替代實作的型別（換句話說，該型
別的所有實體都可以準確地映射到整數）才需要提供 ...
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.