Misleading error message of the day

[Roy Smith]

On Thursday, December 8, 2011 9:47:02 AM UTC-5, Robert Kern wrote:

> Would including the respective numbers help your thought processes?
> 
> ValueError: too many values to unpack (expected 2, got 3)

I don't know if that would have done the trick for me on this particular one.  On the other hand, adding "expected X, got Y" to the  message would generally be a good thing.