Re: [Qemu-devel] [PATCH v2 07/29] qapi: Turn generators into modules

[Markus Armbruster]

Daniel P. Berrangé <address@hidden> writes:

> On Tue, Feb 27, 2018 at 09:53:22AM -0600, Eric Blake wrote:
>> On 02/11/2018 03:35 AM, Markus Armbruster wrote:
>> > The next commit will introduce a common driver program for all
>> > generators.  The generators need to be modules for that.  qapi2texi.py
>> > already is.  Make the other generators follow suit.
>> > 
>> > The changes are actually trivial.  Obvious in the diffs once you view
>> > them with whitespace changes ignored.
>> > 
>> > Signed-off-by: Markus Armbruster <address@hidden>
>> > Reviewed-by: Eric Blake <address@hidden>
>> > Reviewed-by: Marc-André Lureau <address@hidden>
>> > ---
>> >   scripts/qapi-commands.py   | 43 ++++++++++++++++++--------------
>> >   scripts/qapi-event.py      | 43 ++++++++++++++++++--------------
>> >   scripts/qapi-introspect.py | 54 ++++++++++++++++++++++------------------
>> >   scripts/qapi-types.py      | 56 ++++++++++++++++++++++-------------------
>> >   scripts/qapi-visit.py      | 62 
>> > +++++++++++++++++++++++++---------------------
>> >   5 files changed, 143 insertions(+), 115 deletions(-)
>> 
>> Urgh. One annoyance of this patch is that if you switch to another branch
>> without the patch, leftover .pyc files in the source tree can cause weird
>> errors until you 'rm -f scripts/qapi/*.pyc':
>
> Pehaps make our build system set  PYTHONDONTWRITEBYTECODE=1  env variable
>
>   https://docs.python.org/3/using/cmdline.html#envvar-PYTHONDONTWRITEBYTECODE

We already have configure put PYTHON=python -B into config-host.mak.

I still manage to litter my tree with .pyc files...