[Python-Dev] Proposal: .pyc file format change

[Christian Tismer]

Peter Funk wrote:
> 
> [...]
> > For simplicity, comapibility and ease of change,
> > I vote with +1 for adopting the solution of
> >
> > byte 0: 'P'
> > byte 1: 'Y'
> > byte 2: version number (counting from 1)
> > byte 3: option byte (8 bits: one for each option;
> >                      bit 0: -U cmd switch)
> >
> > If that turns out to be insufficient in some future,
> > do a complete redesign.
> 
> What about the CR/LF issue with some Mac Compilers (see
> Guido's mail for details)?  Can we simply drop this?

Well, forgot about that.
How about swapping bytes 0 and 1?

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