[gentoo-user] Re: python wide-unicode problem

[walt <w41ter@gmail.com>]

On 01/21/2011 07:48 AM, Helmut Jarausch wrote:
> On 01/21/2011 04:26:09 PM, walt wrote:
>> On 01/21/2011 12:13 AM, Helmut Jarausch wrote:
>>> Hi,
>>>
>>> using Python3.1, if I say
>>> import site
>>>
>>> I get
>>>
>>>     File "/usr/lib64/python3.1/site.py", line 472, in setencoding
>>>       sys.setdefaultencoding(encoding) # Needs Python Unicode
>> build !
>>> ValueError: Can only set default encoding to utf-8
>>>
>>> But
>>>
>>> emerge -vp dev-lang/python-3.1.3  shows
>>> USE="doc gdbm ipv6 ncurses readline sqlite ssl threads tk (wide-
>>> unicode) xml -build -examples -wininst"
>>>
>>> Why is 'wide-unicode' in parentheses?
>>
>> Hm.  Try using a different tool, like equery u python.  Note the
>> warning
>> about changing that useflag.
>
> Thanks, unfortunately I don't understand the output
> I've got
> [ Legend : U - final flag setting for installation]
> [        : I - package is installed with flag     ]
> [ Colors : set, unset                             ]
>   * Found these USE flags for dev-lang/python-3.1.3:
> .....
>   - + wide-unicode : Enable wide Unicode implementation which uses 4-
> byte
>                      Unicode characters. Switching of this USE flag
> changes ABI
>                      of Python and requires reinstallation of many
> Python
>                      modules. (DON'T DISABLE THIS UNLESS YOU KNOW WHAT
> YOU'RE
>                      DOING)
>
> So, I have U- but I+ on wide-unicode
> What does that mean?

I just re-emerged python:3.1 as a test, and I see exactly the same but
I don't get that error.

For some reason site.py certainly thinks your python3 is built without
wide-unicode.  Have you tried re-installing python3 just for fun?

You could try deleting site.pyc and site.pyo as an easy test.