[Numpy-discussion] cPickle.loads and Numeric

Jonathan T. Niehof jniehof at lanl.gov
Tue Feb 25 12:27:27 EST 2014

On 02/25/2014 09:41 AM, Alexander Belopolsky wrote:
> That's not true about Python core and stdlib.  Python developers strive
> to maintain backward compatibility and any instance of newer python
> failing to read older pickles would be considered a bug.  This is even
> true across 2.x / 3.x line.

Note that this doesn't extend to forward compatibility--the default 
pickling format in Python 3 isn't readable in Python 2, and for numpy in 
particular, even version 0 pickles of numpy arrays from Python 3 aren't 
readable in Python 2.

Jonathan Niehof
ISR-3 Space Data Systems
Los Alamos National Laboratory
Los Alamos, NM 87545

Phone: 505-667-9595
email: jniehof at lanl.gov

Correspondence /
Technical data or Software Publicly Available

More information about the NumPy-Discussion mailing list