[Python-ideas] Re: 'Infinity' constant in Python

2020-09-06 Thread Christopher Barker
On Sat, Sep 5, 2020 at 10:00 AM Steven D'Aprano wrote: > By the way, the numpy inf is a float, so literally the same value and > type as the proposed inf/Infinity builtin. The only way you could > tell them apart is by identity tests. > which is the case for any other float -- or, indeed any oth

[Python-ideas] Re: 'Infinity' constant in Python

2020-09-06 Thread Greg Ewing
On 7/09/20 6:03 am, Christopher Barker wrote: Would that require that it be a keyword? I don't think so, couldn't it be "just a name" in most contexts, like "True" was in py2, which did work in ast.literal_eval()? There could be a special bytecode that looks it up as a name, and if that doesn'

[Python-ideas] Re: 'Infinity' constant in Python

2020-09-06 Thread Chris Angelico
On Mon, Sep 7, 2020 at 9:47 AM Greg Ewing wrote: > > On 7/09/20 6:03 am, Christopher Barker wrote: > > Would that require that it be a keyword? I don't think so, couldn't it > > be "just a name" in most contexts, like "True" was in py2, which did > > work in ast.literal_eval()? > > There could be