[Microbit-Python] User modules?

[Joe Glancy]

You can make your own modules in C/C++ using one of the existing modules as
guidance. It's (almost) as simple as creating a couple of files and adding
your module to a few files.

On Fri, 26 Feb 2016 9:37 am M.-A. Lemburg <mal at egenix.com> wrote:

> On 25.02.2016 20:33, Christopher Arndt wrote:
> > Is there any possibility to modularize MicroPython code for the
> micro:bit?
> >
> > Since there isn't a flash file system, I guess there's no way to store
> > user modules. Or is there a way to embed additional modules into the
> > firmware?
>
> We had discussed this a few weeks ago. It should be possible
> to the uflash tool to combine several modules into one and
> then playing a few tricks to get the namespaces right.
>
> MicroPython appears to be using classes for the module namespaces,
> so putting the code into a class wrapper appears to be a good
> solution for the namespaces:
>
> >>> import music
> >>> type(music)
> <class 'module'>
>
> All that said, I don't know how much flash memory is available
> for Python scripts, and of course, the memory constraints don't
> allow for many code objects to exist anyway. The 32kB retail
> version of the MB should reduce the latter problem a bit.
>
> Perhaps Cython could be used to compile Python modules into
> C and then have those added to the firmware when flashing the
> MB. That should reduce the code object overhead.
>
> --
> Marc-Andre Lemburg
> eGenix.com
>
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