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From: Ben Finney <ben+python@benfinney.id.au>
Newsgroups: comp.lang.python
Subject: Re: dummy, underscore and unused local variables
References: <mailman.175.1307979321.11593.python-list@python.org>
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Tim Johnson <tim@johnsons-web.com> writes:

> If I use 
> for dummy in range(mylimit):
>     ....
> ## or
> for _ in range(mylimit):
>     ....
> I get no complaint from pychecker.	
> I would welcome comments on best practices for this issue.

I have argued in the past against overloading the name ‘_’ for this
<URL:http://mail.python.org/pipermail/python-list/2008-January/523777.html>
since it has other, unrelated, meanings already established.

Other responses in that thread are also useful.

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Ben Finney