On Mon, 7 Nov 2011 12:00:57 -0800
William Stein <wst...@gmail.com> wrote:

> Twice in the last day I've hit this deprecation warning due to making
> a stupid typo:
> 
> sage: d(N) = (1/2)*(N^2-1)(N^2-N)/(N-1)       # contains stupid typo
> /Users/wstein/sage/install/current/local/lib/python2.6/site-packages/IPython/iplib.py:2073:
> DeprecationWarning: Substitution using function-call syntax and
> unnamed arguments is deprecated and will be removed from a future
> release of Sage; you can use named arguments instead, like EXPR(x=...,
> y=...)
>   exec code_obj in self.user_global_ns, self.user_ns
> 
> I've been trying to get rid of this mistake in symbolic calculus since
> probably 2007.   I say we get rid of it soon, e.g., in sage-4.8 (or
> certainly in sage-5.0).  It's time for it to go.

This is #8214:

http://trac.sagemath.org/sage_trac/ticket/8214

It would be great to finally remove this warning and display a helpful
message instead. Unfortunately, I don't have any time to work on this
these days.


Cheers,
Burcin

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