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Date: Tue, 12 Jul 2011 14:19:17 -0700
From: Ethan Furman <ethan@stoneleaf.us>
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Subject: Re: Enhanced dir() function
References: <4e0d4d30$0$29990$c3e8da3$5496439d@news.astraweb.com>	<4E0E01F9.80803@tim.thechases.com> <4E0E1491.8070007@stoneleaf.us>
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Ethan Furman wrote:
> Tim Chase wrote:
>> If it came in as an effortless (i.e. O(1) where I do it once and never 
>> again; not an O(n) where n=the number of times I invoke Python) 
>> default replacement for dir(), I'd reach for it a lot more readily.  I 
>> seem to recall there's some environment-var or magic file-name that 
>> gets sourced on every startup.
> 
> interact.py
> 8<-----------------------------------------------
> import os, sys
> sys.ps1 = '--> '
> 
> from cookbook.utils import dir  # or whereever you keep your copy
> sys.modules['__builtin__'].dir = dir
> 8<-----------------------------------------------


Imagine my amusement when I went to change an environment variable today 
and found:

PYTHONSTARTUP=c:\python25\interact.py

~Ethan~