[Python-Dev] PEP 488: elimination of PYO files

[Brett Cannon]

Thanks! All suggestions applied to my local copy.

On Fri, Mar 6, 2015 at 1:55 PM Ethan Furman <ethan at stoneleaf.us> wrote:

> On 03/06/2015 08:34 AM, Brett Cannon wrote:
> > Over on the import-sig I proposed eliminating the concept of .pyo files
> since they only signify that /some/ optimization
> > took place, not /what/ optimizations took place. Everyone on the SIG was
> positive with the idea so I wrote a PEP, got
> > positive feedback from the SIG again, and so now I present to you PEP
> 488 for discussion.
>
> +1 overall, comments in-line.
>
> > Implementation
> > ==============
> >
> > importlib
> > ---------
> >
> > As ``importlib.util.cache_from_source()`` is the API that exposes
> > bytecode file paths as while as being directly used by importlib, it
> > requires the most critical change.
>
> Not sure what that sentence is supposed to say -- maybe "as well as" and
> not "as while as" ?
>
>
> > The ``debug_override`` parameter will be deprecated. As the parameter
> > expects a boolean, the integer value of the boolean will be used as
> > if it had been provided as the argument to ``optimization`` (a
> > ``None`` argument will mean the same as for ``optimization``). A
> > deprecation warning will be raised when ``debug_override`` is given a
> > value other than ``None``, but there are no plans for the complete
> > removal of the parameter as this time (but removal will be no later
> > than Python 4).
>
> "at this time" not "as this time"
>
>
> > Rest of the standard library
> > ----------------------------
> >
> > The various functions exposed by the ``py_compile`` and
> > ``compileall`` functions will be updated as necessary to make sure
> > they follow the new bytecode file name semantics [6]_, [1]_. The CLI
> > for the ``compileall`` module will not be directly affected (the
> > ``-b`` flag will be implicitly as it will no longer generate ``.pyo``
> > files when ``-O`` is specified).
>
> "will be implicit" not "will be implicitly"
>
> --
> ~Ethan~
>
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