On Wed, May 5, 2010 at 2:47 PM, Phil Mayers <p.may...@imperial.ac.uk> wrote:
> On 05/05/10 13:31, Pet wrote:
>> On Wed, May 5, 2010 at 2:05 PM, Maarten ter Huurne
>> <maar...@treewalker.org> wrote:
>>> On Wednesday 05 May 2010, Pet wrote:
>>>
>>>> I'm using Twisted 10.0 and as usually sometime print debug infos with
>>>> myunicodestr.encode('UTF-8') which are saved to logfile, but since
>>>> using twisted 10 I'm getting
>>>>
>>>> UnicodeEncodeError: 'ascii' codec can't encode characters...
>>>
>>> UTF-8 uses the full 8 bits of a byte, while ASCII only uses 7, so writing
>>> Unicode encoded as UTF-8 to an ASCII stream is not valid.
>>>
>>> I think recent Python versions are more strict about what is written to
>>> stdout/stderr than older versions, it might not be related to Twisted
>>> itself. You can specify a different encoding for stdin/out/err by setting
>>> the PYTHONIOENCODING environment variable.
>>
>> Hi Maarten!
>>
>> Thanks for help!
>> Unfortunately, my Python installation is 2.5.2 and PYTHONIOENCODING is
>> introduced in 2.6
>
> I think this is highly dependent on your OS environment. For example:
>
> Python 2.4.3 (#1, Oct 23 2006, 14:19:47)
> [GCC 4.1.1 20060525 (Red Hat 4.1.1-1)] o
> Type "help", "copyright", "credits" or "
> >>> import sys
> >>> sys.getdefaultencoding()
> 'ascii'
> >>> print unichr(163)
> £
on python console it works for me, but not in application, if the
string to be printed is fetched from db which is utf-8
>
>
> [p...@wildfire ~]$ echo $LANG
> en_GB.UTF-8
>
> ...but:
>
> LANG=C python
> Python 2.4.3 (#1, Oct 23 2006, 14:19:47)
> [GCC 4.1.1 20060525 (Red Hat 4.1.1-1)] on linux2
> Type "help", "copyright", "credits" or "license" for more information.
> >>> print unichr(163)
> Traceback (most recent call last):
> File "<stdin>", line 1, in ?
> UnicodeEncodeError: 'ascii' codec can't encode character u'\xa3' in
> position 0: ordinal not in range(128)
>
> ...i.e. here I can just print unicode characters, with nothing
> particularly special, provided my environment variables are set right.
>
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