Perl's @foo[3,7,1,-1] ?

Lie Ryan lie.1296 at
Mon Jun 22 13:18:24 EDT 2009

Jean-Michel Pichavant wrote:


> Maybe I've been a little bit too dictatorial when I was saying that
> renaming namespaces should be avoided.
> Sure your way of doing make sense. In fact they're 2 main purposes of
> having strong coding rules:
> 1/ ease the coder's life
> 2/ ease the reader's life
> The perfect rule satisfies both of them, but when I have to choose, I
> prefer number 2. Renaming packages, especially those who are world wide
> used, may confuse the reader and force him to browse into more code.
> From the OP example, I was just pointing the fact that **he alone**
> gains 3 characters when **all** the readers need to ask what means "np".
> Renaming namespaces with a well chosen name (meaningful) is harmless.

As long as you keep all import statements at the head of the file, there
is no readability problems with renaming namespace.

Glance at the header file, see:
import numpy as np

and it's not hard to mentally switch np as numpy...

well, as long as your header doesn't look like this:
import numpy as np
import itertools as it
import Tkinter as Tk
from time import time as t

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