[Cython] Raising exceptions under python 2.5

[Johannes Wienke]

Am 07/14/2008 01:25 PM schrieb Johannes Wienke:
> Hi again,
> 
> I've developed my project under python 2.4 and now I got to get it
> running under 2.5. The main problem I notice at the moment with the
> cython party is raising exceptions. Running the project I get constant
> errors of the form:
> 
> Traceback (most recent call last):
>   File "/tmp/shIP/test/shiptests/datatest.py", line 49, in testStartData
>     self.__dataStore.addDataObserver(DataStore.START_IDENT, plugin1)
>   File "data.pyx", line 535, in ship.data.DataStore.addDataObserver
> (build/temp.linux-i686-2.5/pyrex/data.c:4314)
>   File "data.pyx", line 472, in ship.data.DataStore.__addToObserverDict
> (build/temp.linux-i686-2.5/pyrex/data.c:3908)
>   File "data.pyx", line 558, in ship.data.DataStore.__findObserverItem
> (build/temp.linux-i686-2.5/pyrex/data.c:4478)
> TypeError: raise: exception must be an old-style class or instance
> 
> The line contains:
> raise KeyError("No _ObserverItem found belonging to '%s'." % observer)
> 
> I thought this is the preferred way of raising exceptions. Why is cython
> / python complaining about this?

I'm sorry, my fault, compiled against python 2.4.

- Johannes

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