[Python-3000] Immutable bytes type and dbm modules

[Greg Ewing]

Ron Adam wrote:
> Would some sort of an indirect reference type help.  Possibly an 
> object_id_based_reference as keys instead of using or hashing the object 
> itself?  This wouldn't change if the object mutates between accesses and 
> could be immutable.

But if the object did mutate, the cached re would be out
of date, and this wouldn't be noticed.

-- 
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	   +--------------------------------------+