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

R. David Murray rdmurray at bitdance.com
Thu May 20 02:20:04 CEST 2010

On Thu, 20 May 2010 01:42:08 +0200, =?ISO-8859-1?Q?Giampaolo_Rodol=E0?= <g.rodola at gmail.com> wrote:

>>> class A: ... def echo(self, x): ... return x ... >>> a = A() >>> a.echo() Traceback (most recent call last): File "", line 1, in TypeError: echo() takes exactly 2 arguments (1 given) >>>

I bet my last 2 cents this has already been raised in past but I want to give it a try and revamp the subject anyway. Is there a reason why the error shouldn't be adjusted to state that 1 argument is actually required instead of 2?

You can contribute to issue 2516 if you like :)

http://bugs.python.org/issue2516

-- R. David Murray www.bitdance.com

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