Re: [Libvir] Proposal: Python bindings should turn NO_DOMAIN/NO_NETWORK errors in KeyError exceptions

[Daniel Veillard <veillard redhat com>]

On Wed, Jul 04, 2007 at 10:44:29AM +0100, Richard W.M. Jones wrote:
> I propose that we should change the Python bindings so that when the 
> virterror errors VIR_ERR_NO_DOMAIN and VIR_ERR_NO_NETWORK occur in the 
> lookup* functions only, should cause KeyError to be raised.
> 
> According to:
> 
> http://docs.python.org/lib/module-exceptions.html
> 
> "[KeyError is] raised when a mapping (dictionary) key is not found in 
> the set of existing keys."
> 
> I've already changed the OCaml bindings so that these errors get 
> converted into Not_found exception, which is the "natural" exception for 
> when something is looked up and not found.

  I think this makes sense, I just wonder a bit about the impact on 
existing client code,

Daniel

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