ANN: eGenix PyRun - One file Python Runtime 2.1.0

[Cristiano Cortezia]

>
> In one of the next releases we'll probably add a tool to bundle
> complete applications together with pyrun, perhaps even by
> recompiling it to include the application byte code files
> right in the binary like we do for the stdlib.


Well, that would be simply awesome. Looking forward to it.

PS: you guys should definitely advertise this work on the embedded software
community.


2015-05-13 11:29 GMT-03:00 M.-A. Lemburg <mal at egenix.com>:

> On 13.05.2015 16:09, Cristiano Cortezia wrote:
> > Well I gave it a try, and it seems my assumptions were *somehow* true.
> > Here is what I got when running one of my apps in single shot mode (load,
> > run, terminate):
> >
> > *default python distribution*
> > total time 9.022s
> > ENOENT's count 7377
> >
> > *pyrun*
> > total time 8.455s
> > ENOENT's count 3064
> >
> > So, it indeed failed much less to open files, but I guess this didn't
> make
> > that much difference after all (500ms).
>
> PyRun has the advantage of being able to read the byte code
> directly from the binary (using memory mapping). However,
> it still needs to run the same startup machinery as Python
> itself.
>
> Note that startup time for Python was a lot worse before
> Python used the same approach as PyRun to compile in the
> parsed sysconfig data.
>
> > Perhaps it is because this app has some external dependencies (22 to be
> > precise) not bundled on pyrun that had to be scanned by the interpreter
> > anyway. If by any means we could bundle them all the same way, than it
> > could bring a much higher performance gain. But I guess it is not really
> > safe-feasible.
>
> It's certainly possible to use the pyrun build system to create
> bundles with more packages and tools included.
>
> The one we're shipping has most of the stdlib included,
> but leaves all the application code to reside on the
> sys.path or in a ZIP archive.
>
> In one of the next releases we'll probably add a tool to bundle
> complete applications together with pyrun, perhaps even by
> recompiling it to include the application byte code files
> right in the binary like we do for the stdlib.
>
> --
> Marc-Andre Lemburg
> eGenix.com
>
> Professional Python Services directly from the Source  (#1, May 13 2015)
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> ________________________________________________________________________
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> 2015-05-11: Released eGenix PyRun 2.1.0 ...       http://egenix.com/go74
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>
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