[Python-Dev] Reasons behind misleading TypeError message when passing the wrong number of arguments to a method

Greg Ewing greg.ewing at canterbury.ac.nz
Thu May 20 09:26:22 CEST 2010


John Arbash Meinel wrote:

> Because you wouldn't want to have
> 
> A.echo()
> 
> Say that it takes 1 argument and (-1 given) ?

Something like "1 argument in addition to 'self'" would be
reasonably clear and would cover both situations.

+1 on fixing this from me, too. Even when you understand
exactly what's going on, it's annoying having to make the
mental adjustment every time.

-- 
Greg


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