Slicing iterables in sub-generators without loosing elements

[88888 Dihedral]

Steven D'Aprano於 2012年10月3日星期三UTC+8上午8時57分20秒寫道：
> On Wed, 03 Oct 2012 03:58:02 +1000, Chris Angelico wrote:
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> > Dihedral might be a bot and might not. I've come to the conclusion that
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> > it's not worth trying to find out, given that a good bot can outdo a lot
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> > of humans in useful conversation.
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> Oh, I'm convinced that it's a bot.
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> The fact that Dihedral never responds to conversations about him/it is a 
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> give away: nearly all people are far to egotistical to let accusations of 
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> bot-hood go unchallenged. And even though its responses are grammatically 
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> correct, they often are semantically meaningless. Even the best AIs 
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> (Evie, CleverBot, Alice) don't come close to passing the Turing test. It 
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> helps that Dihedral only talks about computer programming, but even so, 
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> it has well and truly failed my personal Turing test.
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> Mind you, some human beings fail the Turing test too:
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> http://northernplanets.blogspot.com.au/2006/06/failing-turing-test.html
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> Of course, Dihedral's creator wanted to really confound us, the 
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> occasional human response would probably muddy the waters sufficiently.
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> -- 
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> Steven

Are you still not getting the generator part  in Python?
Do you really test any generator before?