Numeric literal syntax

[bearophileHUGS at lycos.com]

Ben Finney:
>     … for numbers with many digits the digits may be divided into
>     groups of three by a thin space, in order to facilitate reading.
>     Neither dots nor commas are inserted in the spaces between groups
>     of three.
>     <URL:http://www.bipm.org/en/si/si_brochure/chapter5/5-3-2.html#5-3-4>
> This isn't binding upon Python, of course. However, it should be a
> consideration in choosing what separator convention to follow.

It confirms what I say :-) A thin space doesn't break the gestalt of
the number, while a normal space, especially if you use a not
proportional font with good readability (and characters well spaced)
breaks the single gestalt of the number.

Bye,
bearophile