[Python-Dev] Do PEP 526 type declarations define the types of variables or not?
Chris Angelico
rosuav at gmail.com
Tue Sep 6 14:36:27 EDT 2016
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Tue Sep 6 14:36:27 EDT 2016
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On Wed, Sep 7, 2016 at 4:11 AM, Stephen J. Turnbull <turnbull.stephen.fw at u.tsukuba.ac.jp> wrote: > Finally, the notion of annotating expressions is incoherent: > > # Annotating (sub)expressions: the more the merrier! > (x) : bool = (((y): int + (z): float) / (w): complex): quarternion > # Ooh, an expression with no past and no future. Annotate it! > (y + z) / w: quarternion Can't do that - parsing would become ambiguous. x = {1:int, 1.5:float, 2+3j:complex} print(type(x)) ChrisA
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