Result of ``a is b''

[Erik Max Francis]

Skip Montanaro wrote:

> Here is my "is" rule:
> 
>     Use "is" to compare two objects only if one is explicitly known to
>     be a
>     singleton defined by the language (None, Ellipsis, True, False).

I'd add "or defined by the programmer within his code."  Although
admittedly I don't use it that way much.

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 __ Erik Max Francis && max at alcyone.com && http://www.alcyone.com/max/
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