Skip Montanaro <skip@pobox.com> writes: > Use of the term "keyword" was causing my sleep-deprived brain to think it > couldn't be used in expressions. Obviously, that's not the case. All the > current keywords in the language either identify statements statements (def, > print, continue) or operators (or, and, in). Elevating "None" to keyword > status would create a third type keyword. Maybe it should be referred to as > a "reserved identifier" or something like that. I'd put it into the class "literals": it is indeed a literal identifying the singleton NoneType instance. Of course, it will be the only literal that consists only of letters (it is *not* the only literal starting with a letter, nor the only literal ending with one). Regards, Martin
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