[Python-Dev] SRE incompatibility

[Fredrik Lundh]

tim wrote:
> > to be fully backwards compatible, this means that the compiler
> > should use 8 bits, no matter what string type you're using.
...
> I think the real problem here was MAL's generalization of \x to 2-byte =
stuff
> in Unicode strings.  If Unicode strings *have* to support \x, then
>=20
>     \x0123456789abcdef
>=20
> in Unicode strings should act like
>=20
>     \u00ef
>=20
> in Unicode strings, and SRE should play along with that too.  \x was =
broken
> to begin with; better to wipe it out than try to generalize it.

I think this means that we agree -- \x is a wart that can only
be used to embed *binary bytes* in a string.

</F>