you need to put :
# -*- coding: utf-8 -*-
at the first line of files where you use non ascii caracters...
On 10 mar, 02:51, Jean-Pascal Houde <[EMAIL PROTECTED]> wrote:
> Excuse me for the delay... I finally had some time to debug this
> issue.
> First, about the problems I was having :
> I moved my application on another server, using apache+mod_python
> instead of lighttpd+fastcgi, and all my unicode problems disappeared.
>
> But I made some more tests using a blank project, with a simple test
> app, and I was able to reproduce the problem. Here what I found (sorry
> for the long message)...
>
> My test project/app is pretty standard, I've only modified DB settings
> (mysql 4.1.20 database), and added a simple entry in urls.py.
> Here are the models.py and views.py files :
>
> models.py :
> class TestModel(models.Model):
> title = models.CharField(max_length=255)
>
> def __unicode__(self):
> return self.title
>
> views.py :
> from django.http import HttpResponse, HttpResponseRedirect, Http404
> from django.shortcuts import render_to_response
> from testproject.testapp.models import TestModel
>
> def test(request):
> item = TestModel(title=u'Événement test')
> item.save()
>
> items = TestModel.objects.all()
> for item in items:
> title = item.title
>
> return render_to_response('items.html', {'items' : items})
>
> from django import newforms as forms
>
> # this form seems important - without it, the error does not happen!
> class AjouterInvitationForm(forms.Form):
> partenaires = TestModel.objects.all()
> choices = []
> for part in partenaires:
> p = (part.id, unicode(part),)
> choices.append(p)
>
> partenaire = forms.ChoiceField(choices=choices)
>
> As you can see, all the view does is add an unicode string "Événement"
> to the DB, then display all the records. There is also a form that get
> some data from the DB, and that's what seem to cause the problem.
>
> So, using fastcgi, I get an error only about 1 out of 10-15 page
> loads.
> Also, the exception get "eaten" by django/core/urlresolvers.py (line
> 255), so I commented the try/except statements, so I could see the
> real exception :
> #try:
> self._urlconf_module = __import__(self.urlconf_name, {},
> {}, [''])
> #except Exception, e:
> # # Either an invalid urlconf_name, such as "foo.bar.",
> or some
> # # kind of problem during the actual import.
> # raise ImproperlyConfigured, "Error while importing
> URLconf %r: %s" % (self.urlconf_name, e)
>
> Now here is the stack trace, after modifying django's
> urlresolvers.py :
> Unicode error hint
>
> The string that could not be encoded/decoded was: �v�neme
>
> Traceback:
> File "/usr/local/lib/python2.4/site-packages/django/core/handlers/
> base.py" in get_response
> 73. callback, callback_args, callback_kwargs =
> resolver.resolve(request.path)
> File "/usr/local/lib/python2.4/site-packages/django/core/
> urlresolvers.py" in resolve
> 231. for pattern in self.urlconf_module.urlpatterns:
> File "/usr/local/lib/python2.4/site-packages/django/core/
> urlresolvers.py" in _get_urlconf_module
> 251. self._urlconf_module =
> __import__(self.urlconf_name, {}, {}, [''])
> File "/home/jphoude/testproject/../testproject/urls.py" in ?
> 2. from testproject.testapp import views
> File "/home/jphoude/testproject/../testproject/testapp/views.py" in ?
> 19. class AjouterInvitationForm(forms.Form):
> File "/home/jphoude/testproject/../testproject/testapp/views.py" in
> AjouterInvitationForm
> 22. for part in partenaires:
> File "/usr/local/lib/python2.4/site-packages/django/db/models/
> query.py" in __iter__
> 114. return iter(self._get_data())
> File "/usr/local/lib/python2.4/site-packages/django/db/models/
> query.py" in _get_data
> 483. self._result_cache = list(self.iterator())
> File "/usr/local/lib/python2.4/site-packages/django/db/models/
> query.py" in iterator
> 189. cursor.execute("SELECT " + (self._distinct and
> "DISTINCT " or "") + ",".join(select) + sql, params)
> File "/usr/local/lib/python2.4/site-packages/django/db/backends/
> util.py" in execute
> 18. return self.cursor.execute(sql, params)
> File "/usr/local/lib/python2.4/site-packages/MySQL_python-1.2.2-py2.4-
> linux-i686.egg/MySQLdb/cursors.py" in execute
> 166. self.errorhandler(self, exc, value)
> File "/usr/local/lib/python2.4/site-packages/MySQL_python-1.2.2-py2.4-
> linux-i686.egg/MySQLdb/connections.py" in defaulterrorhandler
> 35. raise errorclass, errorvalue
>
> Exception Type: UnicodeDecodeError at /
> Exception Value: 'utf8' codec can't decode bytes in position 0-1:
> invalid data
>
> So, I get this exception (on some page loads) only with "runfcgi". I
> never see this happen using "runserver".
> I could reproduce it on 2 different servers :
> - Fedora Core 4 (cpanel) - mysql 4.1.22
> - CentOS 4.6 - mysql 4.1.20
> However, I could NOT reproduce it on the following server :
> - CentOS 5.1 - mysql 5.0.22
> With some more testing, I reproduced it using
> - CentOS 4.6 with local mysql 4.1.20, using remote DB on CentOS 5.1 -
> mysql 5.0.22
> But NOT with :
> - CentOS 5.1 with local mysql 5.0.22, using remote DB on CentOS 4.6 -
> mysql 4.1.20
> Note that I could not test using mod_python (except on the server that
> did not have the problem with fastcgi), because of segmentation fault
> problems. So I can't say if the same unicode error would happen or
> not.
>
> I hope I gave enough information... I don't know if I should post this
> as a bug report. Maybe this is all caused by some stupid error I
> made ;)
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