Hmm, I need to review the state of my PEP PRs, as what's in the main repo
definitely isn't up to date. The tracing mode distinction should be long
gone, but is still mentioned in the text on python.org.

Cheers,
Nick.

On Wed, 27 Jan 2021, 10:03 pm Nick Coghlan, <[email protected]> wrote:

> Note that PEP 558 already doesn't change behaviour in tracing mode any
> more though - that idea didn't survive the first round of review.
>
> Cheers,
> Nick.
>
> On Wed, 27 Jan 2021, 9:58 pm Nick Coghlan, <[email protected]> wrote:
>
>> As far as I'm aware, the design is in a potentially acceptable state, I
>> just stalled out completely on the boring bits of finishing the
>> implementation of the write-through proxy:
>>
>> * implement & test the rest of the mutable mapping methods
>> * refactor to properly share code with the odict implementation instead
>> of copying & pasting it
>>
>> So a co-author would definitely be most welcome, given I've been
>> procrastinating on that part for literally years at this point.
>>
>> Cheers,
>> Nick.
>>
>>
>> On Tue, 26 Jan 2021, 1:21 am Guido van Rossum, <[email protected]> wrote:
>>
>>> Sounds good to me. Have you talked to Nick?
>>>
>>> On Mon, Jan 25, 2021 at 07:07 Mark Shannon <[email protected]> wrote:
>>>
>>>> Hi,
>>>>
>>>> PEP 558 seems to be dormant, if not abandoned.
>>>>
>>>> There are at least two open issues for bugs resulting from the
>>>> currently
>>>> weird and inefficient behavior of `f_locals` and `locals()`.
>>>> See https://bugs.python.org/issue30744 for an example of undesirable
>>>> behaviour.
>>>>
>>>> PEP 588, or something like it, would fix those.
>>>>
>>>> I'd be happy to take over the PEP, or write a new one.
>>>> I like PEP 588, although I would propose a simplification.
>>>>
>>>> The PEP mentions "tracing mode" and changes behavior according to
>>>> whether a program is in "tracing mode" or not. I'd like to remove this
>>>> distinction.
>>>>
>>>> Cheers,
>>>> Mark.
>>>> _______________________________________________
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>>> --
>>> --Guido (mobile)
>>>
>>
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