[Cython] IPython with Cython support on Android

[Robert Bradshaw]

On Tue, Jan 27, 2015 at 11:31 PM, William Stein <wstein at gmail.com> wrote:
> On Tue, Jan 27, 2015 at 6:12 AM, Apps Embedded <apps.embedded at gmail.com> wrote:
>> Hi,
>>
>> We have developped an android app which makes it possible to use the IPython
>> shell through Android.
>>
>> https://play.google.com/store/apps/details?id=com.appsopensource.labpy
>> https://play.google.com/store/apps/details?id=com.appsopensource.labpypremium
>>
>> We decided then to add the Cython extension to speed up script execution
>> through the notebook for instance.
>>
>> Our app bundle is covered by the Gnu GPL v3 licence.
>> Cython is covered by the Apache Licence version 2.0 which is compatible with
>> the Gnu GPL v3 licence.
>>
>> Our question concerns the Pyrex licence on which Cython is based. It is on
>> OSI approved licence.
>
> Can you provide a link or copy of precisely what you mean by "the
> Pyrex licence on which Cython is based"?
>
> 7 years ago, when I forked Pyrex to create SageX, which I renamed
> "Cython" a little later, I think I remember the official Pyrex license
> being I think "do anything you want with this".   That would be the
> relevant license for this question, not the license Pyrex might have
> today.    That said, my memory of what happened with licensing 7 years
> ago is admittedly hazy.

Yep: https://github.com/cython/cython/blob/master/COPYING.txt contains
Greg's exact wording regarding Pyrex licensing.