For review: PEP 308 - If-then-else expression

[Roman Suzi]

On 9 Feb 2003, William Park wrote:
>
>Hey, I like this:
>    (condition) -> (command1, command2)
>    (int) -> [expression0, expression1, ... ]
>where '(condition)' is 'true' or 'false', and '(int)' is the usual list
>index.  It flows easily.

What about extending to this:

(any_key) -> {key: value, ...}

;-)

e.g.:

def answer(x):
  return x -> {-1: 'minus', 1: 'plus', 0: 'zero'}

(BTW, these are NOT usual tuple, list and dictionary.
They are evaluated on demand!)


Sincerely yours, Roman Suzi
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