[Python-3000] bytes & Py_TPFLAGS_BASETYPE

[Greg Ewing]

Guido van Rossum wrote:
> It is possible to compromise the integrity of a built-in type by
> subclassing it if the type wasn't carefully written to expect
> subclassing.

Disallowing subclassing in Python may make sense, but
it seems unreasonable not to allow subclassing by
consenting C code that is careful not to compromise
any integrity.

Maybe there should be two flags for this instead of
just one?

-- 
Greg Ewing, Computer Science Dept, +--------------------------------------+
University of Canterbury,	   | Carpe post meridiem!          	  |
Christchurch, New Zealand	   | (I'm not a morning person.)          |
greg.ewing at canterbury.ac.nz	   +--------------------------------------+