[Python-Dev] PEP 334 - Simple Coroutines via SuspendIteration (original) (raw)

Clark C. Evans cce at clarkevans.com
Thu Sep 9 23:55:48 CEST 2004

Armin,

On Thu, Sep 09, 2004 at 11:14:44AM +0100, Armin Rigo wrote: | I agree with Samuele that the proposal is far too vague currently. You | should try to describe what precisely should occur in each situation.

Oh, absolutely. This was a draft PEP to collect feedback. It will be a bit before I have a chunk of time to assimilate the comments and produce another (more detailed) draft. Your comments were very helpful, I've got a bit of education in my future.

| A major problem I see with the proposal is that you can describe what | should occur in some situations by presenting source code snippets; such | descriptions correspond easily to possible semantics at the bytecode | level. But bytecode is not a natural granularity for coroutine issues.

nod

| This doesn't mean that it is impossible to figure out a more limited | concept, like you are trying to do. However keeping the "restartable | exception" idea in mind should help focusing on the difficult problems | and where restrictions are needed.

Best,

Clark

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