On 28 August 2015 at 04:23, Andrey Ayupov <andrey.ayu...@gmail.com> wrote:
> Hello,
>
> Hopefully a very simple question. I am trying out RPython toolchain. pypy
> 2.6, python 2.7. I am using the translator shell.
>
> Here's my simple example:
>
> python bin/translatorshell.py
>
> class mtype():
> def __init__(self):
> self.x = 0;
>
> def mmm(x):
> z = x.x + 1
> return z
>
> t = Translation(mmm, [mtype])
>
> t.annotate()
>
> and it gives me the following. if you put mtype class and mmm function
> definitions in a separate module, then you can see it complains about this
> line: z = x.x + 1. Why can't it infer type for all arguments and the
> result here? I know i am missing something basic.
It never saw the creation of an mytpe, so it doesn't know that mtypes
have an x attribute, let alone know what type it has. Try a bigger
entry point:
def entry(x, y):
m = mtype()
return mmm(m)
--
William Leslie
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