[Python-Dev] The Trick

Kevin Jacobs jacobs at penguin.theopalgroup.com
Sat Oct 18 14:00:28 EDT 2003

On Sat, 18 Oct 2003, Guido van Rossum wrote:
> I don't like the trick of avoiding the copy if the refcount is one;
> AFAIK it can't be done in Jython.

There is also a problem with the strategy if if gets called by a C
extension.  It is perfectly feasible for a C extension to hold the only
reference to an object, call the copying sort (directly or indirectly), and
then be very surprised that the copy did not take place.


Kevin Jacobs
The OPAL Group - Enterprise Systems Architect
Voice: (440) 871-6725 x 19         E-mail: jacobs at theopalgroup.com
Fax:   (440) 871-6722              WWW:    http://www.theopalgroup.com/

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