"GvR" == Guido van Rossum firstname.lastname@example.org writes:
GvR> Can we safely make Exception (and hence all built-in GvR> exceptions) a new-style class? This could break user code GvR> (even when we don't enforce that exceptions are derived from GvR> Exception).
What's the advantage of making Exception a new-style class? Isn't that a separate issue from whether 1) we deprecate string exceptions, 2) whether we enforce exceptions to inherit from Exception?