Re: SCons interfers with the constructor of io.TextIOWrapper when pywin32 is installed

Interesting. I wonder if io.TextIOWrapper shouldn't simply be excluded from
the wrapping since it's itself a wrapper?

Franz

On Thu, Aug 23, 2018 at 9:47 PM Mats Wichmann <[email protected]> wrote:

> On 08/23/2018 11:12 AM, François Beaune wrote:
> > Hi,
> >
> > I'm using scons v3.0.1 under Windows 10:
> >
> > SCons by Steven Knight et al.:
> >         script: v3.0.1.74b2c53bc42290e911b334a6b44f187da698a668,
> 2017/11/14
> > 13:16:53, by bdbaddog on hpmicrodog
> >         engine: v3.0.1.74b2c53bc42290e911b334a6b44f187da698a668,
> 2017/11/14
> > 13:16:53, by bdbaddog on hpmicrodog
> >         engine path:
> > ['c:\\python36\\lib\\site-packages\\scons-3.0.1\\SCons']
> > Copyright (c) 2001 - 2017 The SCons Foundation
> >
> > Under (and only under) Python 3.x, when the pywin32 Python module is
> > installed, scons wraps a number of classes from the io module
> > (io.BufferedReader, io.BufferedWriter, io.BufferedRWPair,
> > io.BufferedRandom, io.TextIOWrapper) in order to run some custom code
> when
> > they are constructed. This is done in SCons\Platform\win32.py lines
> 83-92.
>
> I've run into a couple of problems with this wrapping as well.  One
> actually made it into an issue:
>
> https://github.com/SCons/scons/issues/3136
>
> which is clearly not the same, but adds to wondering about this wrapping.
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