[U-Boot] [U-Boot, v2, 4/8] test/py: Import StringIO from io module for python 3.x

[Stephen Warren]

On 09/21/2017 10:38 AM, Paul Burton wrote:
> Hi Tom,
> 
> On Thursday, 21 September 2017 09:27:02 PDT Tom Rini wrote:
>> On Thu, Sep 14, 2017 at 02:34:46PM -0700, Paul Burton wrote:
>>> In python 3.x the StringIO module is gone, and instead StringIO can be
>>> imported from the io module. Do this in order to run on python 3.x, and
>>> fall back to importing StringIO as a module in order to continue working
>>> with python 2.x.
>>>
>>> Signed-off-by: Paul Burton <paul.burton at imgtec.com>
>>> Reviewed-by: Stephen Warren <swarren at nvidia.com>
>>
>> This breaks python2.7.  There we have both StringIO and io.StringIO so
>> we succeed in 'from io import StringIO'.  But io.StringIO() needs
>> unicode, and we don't have that by default in python2.  My quick attempt
>> here failed.  Thanks!
> 
> Hmm, in that case back to v1 for this patch? (ie. try the StringIO.StringIO
> import first?)
> 
>    https://patchwork.ozlabs.org/patch/813933/

If v1 works, that's fine by me too.