[Python-ideas] Rough draft: Proposed format specifier for a thousands separator (discussion moved from python-dev)

[Raymond Hettinger]

[Mark]
> One question from the PEP, which I've been too slow to read until
> this morning:  should commas appear in the zero-filled part of a
> number? 

I think it should.  That lets all the commas and decimals line up vertically.
Anything else would look weird.

>>>   for n in seq:
...          print format(n, "09,d")

1,234,567
0,000,001
0,255,989


Raymond