Stuck connection in Python 3.0b2 http.server

Fredrik Lundh fredrik at
Sun Sep 14 14:39:30 CEST 2008

rs387 wrote:

> I've encountered a weird issue when migrating a web server to Python 3
> - the browser would wait forever without showing a page, displaying
> "Transferring data" in the status bar. I tracked it down to a
> reference cycle in my BaseHTTPRequestHandler descendant - one of the
> attributes stored a dict of methods. Removing the cycle made the
> problem go away.
> In Python 2.5.2 the code works fine either way.
> Here's a minimal example which runs in both 2.5 and 3.0 - to see stuck
> connections run as-is in 3.0 and navigate to http://localhost:8123; to
> fix this comment out "self.dummy = self" (alternatively reset
> self.dummy = None at the end of the __init__ method).
> Am I doing it wrong, or is this a bug?

it's weird enough to deserve an issue over at, 
at least.

it'd probably be a good idea to test this on 2.6rc as well.


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