On Sun, Apr 01, 2018 at 10:58:51PM +0100, Alan Gauld via Tutor wrote:
> On01/04/18 20:20, Albert-Jan Roskam wrote:
> > fmt="%Y-%m-%d %H:%M\n"
> > f.write(now.strftime(fmt))
> > Lately I've been using format(), which uses __format__, because I find it
> > slightly more readable:
> > format(datetime.now(), "%Y-%m-%d %H:%M")
> Interesting,
> I didn't know that format() recognised the datetime format codes.
It doesn't. It is the datetime object that recognises them. format()
merely passes the format string to the datetime.__format__ method, which
is what recognises the codes. It doesn't care what it is.
py> class Spam:
... def __format__(self, template):
... return template.replace("^DD^", " surprise ")
...
py> format(Spam(), "some^DD^string")
'some surprise string'
--
Steve
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