Why does argparse return None instead of  if an append action isn't used?
breamoreboy at yahoo.co.uk
Mon Jan 26 18:18:03 CET 2015
On 26/01/2015 16:29, Jussi Piitulainen wrote:
> I've used tuples to convey the intention of immutability, as opposed
> to using lists. For all I know, collecting a generator (from groupby)
> into a tuple might be slower than collecting it into a list. I have no
> intention to measure this. The programs have been fast enough for me.
IIRC, and probably from this list, creating tuples is way faster than
creating lists, but accessing items is slower. Can anybody confirm this
My fellow Pythonistas, ask not what our language can do for you, ask
what you can do for our language.
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