[Python-ideas] Importing public symbols and simultainiously privatizing them, is too noisy
Chris Barker
chris.barker at noaa.gov
Fri Mar 18 17:29:37 EDT 2016
On Wed, Mar 16, 2016 at 6:52 PM, Rick Johnson <rantingrickjohnson at gmail.com>
wrote:
> > Besides, why is "import x as _x" so special to require special syntax?
>
It's not :-) I know I do, for instance,
from matplotlib import pylot as plt
But have NEVER done the leading underscore thing...
> from module import Foo as _Foo, bar as _bar, BAZ as _BAZ, spam as _spam,
> eggs as _eggs
>
if you are mirroring an entire namespace, or a god fraction of one then use
a module name!
import module as _mod
then use _mod.Foo, etc.....
Now, that may seem like a contrived example, but i've
> witnessed much longer "run-on import lines" than that.
>
I have too, but I think it's bad style -- if you are importing a LOT of
names from one module, just import the darn module -- giving it a shorter
name if you like. This has become a really standard practice, like:
import numpy as np
for instance.
The intended purpose is to: "automate the privatization of
> public symbols during the import process".
>
I'm really confused about the use case for "privatization of public
symbols" at all, but again, if you need a lot of them, use the module name
to prefix them. Heck give it a one character name, and then it's hardly
more typing than the underscore...
-CHB
--
Christopher Barker, Ph.D.
Oceanographer
Emergency Response Division
NOAA/NOS/OR&R (206) 526-6959 voice
7600 Sand Point Way NE (206) 526-6329 fax
Seattle, WA 98115 (206) 526-6317 main reception
Chris.Barker at noaa.gov
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