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From: Fabio Zadrozny <fabiofz@gmail.com>
Date: Wed, 7 Mar 2012 07:38:49 -0300
Subject: Re: Error importing __init__ declared variable from another package
To: Jason Veldicott <jasonveldicott@gmail.com>
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On Wed, Feb 29, 2012 at 1:38 AM, Jason Veldicott
<jasonveldicott@gmail.com> wrote:
>> > Hi,
>> >
>> > I have a simple configuration of modules as beneath, but an import err=
or
>> > is reported:
>> >
>> > /engine
>> > =A0 =A0(__init__ is empty here)
>> > =A0 =A0engine.py
>> > /sim
>> > =A0 =A0__init__.py
>> >
>> >
>> > The module engine.py imports a variable instantiated in sim.__init__ a=
s
>> > follows:
>> >
>> > =A0 =A0from sim import var_name
>> > =A0 =A0var_name.func()
>> >
>> > The following error messaged is received on the func() call above
>> > (Eclipse
>> > PyDev):
>> >
>> > "undefined variable from import: func"
>> Are you rephrasing or is this really the error message? If so run your
>> program again on the command-line. Then please cut and paste the error
>> message together with the traceback.
>> > Any idea why this is causing an error?
>> What version of Python are you using?
>> What does sim/__init__.py contain?
>
>
>
> Thanks Peter.
>
> I'm using Python 2.6, but it works at the command line. =A0The error only
> appears in Eclipse as a red cross in the margin. =A0The exact error msg, =
as
> appears in a floating text caption on mouse over, is as I mentioned
> (capitalised).
>
> Perhaps it is some issue in PyDev, maybe related to the version of Python
> I'm using.
>
> I'm in the process of trying to solve another related import problem, and
> wished to resolve this one in the hope that it might shed light on the
> other.=A0But as it works beside the error icon appearing, I might just ig=
nore
> it and spare the trouble of precise identification of cause.

Please report that as a bug in the PyDev sf tracker (please attach a
sample project where this problem can be reproduced).

Cheers,

Fabio