Very simple WSGI question

Manlio Perillo manlio_perilloNO at
Sat Nov 22 15:40:48 CET 2008

Il Mon, 17 Nov 2008 01:35:19 +0000, Matthew Wilson ha scritto:

> I want to write some middleware to notice when the inner app returns a
> 500 status code.  I'm sure there are already sophisticated loggers that
> do this sort of thing, but I'm using this as a learning exercise.
> Right now, I wrapped the start_response callable.  So when the WSGI
> application calls the start response callable, I look at the first arg
> passed in and do my test.
> What's the right way to do this?

Your method is correct.

As a more elaborated example:

This middleware enables the rendering of custom pages for HTTP error 

> Matt

Regards  Manlio Perillo

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