[Numpy-discussion] pickling arrays: numpy 1.0 can't unpickle numpy 1.0.1

Charles R Harris charlesr.harris at gmail.com
Thu Dec 7 11:42:06 CST 2006

On 12/7/06, Keith Goodman <kwgoodman at gmail.com> wrote:
> On 12/7/06, Keith Goodman <kwgoodman at gmail.com> wrote:
> > On 12/7/06, Emanuele Olivetti <olivetti at itc.it> wrote:
> > > How can I let access pickled arrays made in numpy 1.0.1 to numpy 1.0 ?
> >
> > If you pickle in 1.0.1, I bet you can read it in 1.0.
> >
> > I don't know why the pickle format keeps changing. But I understand
> > why an old version of software can't always read data generated by a
> > new version of software.

The 1.0.x versions are supposed to be compatible. I don't see any changes to
pickle in svn since before the 1.0 release, so there might be another
problem here. Are there other differences between the machines? Python
version, OS, endianess, 32 vs 64 bit, compiler, etc.

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