When using a decorator exceptions raised reference the decorator not the function

[Terry Reedy]

On 10/30/2014 8:33 AM, Néstor Boscán wrote:

> I'm using Python 2.7 and I'm creating a class decorator that extract
> information from exceptions for logging purposes.
>
> Everytime an exception is raised from the original function and I
> extract the origin of the exception with sys.exc_info() I get a
> reference to the line in the decorator where the function is called, not
> the line of the original function where the exception was raised.

I expect that both lines should be in the traceback.  Post an example 
where you do not intercept the exception.

-- 
Terry Jan Reedy