[Python-Dev] PEP 8 and optional underscores

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    >> Should it be...
    >> 
    >> 2.n : .is_alive()
    >> 2.n+1 : .is_alive() (deprecated), .alive (recommended)
    >> 2.n+2 : .alive

    Barry> Personally, I'd go with a property .is_alive

I'm not fond of using a property for this since it can lull you into the
false belief that what you are doing is less expensive than it really is
(attribute access vs method call).  I think this is a case where explicit is
better than implicit.

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