Erreur sur importation geofla (signal Postsave unicode bug)

[domguard]

Trace du bug, apparemment unicode pb signals ligne 73 :

coop)admin@pes:~/projects/mesclun$ ./manage.py importfromgeofla 04 05 06 13 83 84
*** VANILLA COOP MODELS : LinkProperty, Link, Article, NavTree, Tag, TaggedItem, Calendar, Dated, Event, EventCategory, Occurrence, Person, PersonCategory, Contact, Engagement, Role, RoleCategory, Relation, OrganizationCategory, ExchangeMethod, Product, Exchange, MailingList, Subscription
*** CUSTOMIZED COOP MODELS : Organization
*** ADDITIONAL MODELS : 
Departement 04
Traceback (most recent call last):
  File "./manage.py", line 10, in <module>
    execute_from_command_line(sys.argv)
  File "/home/admin/.virtualenvs/coop/local/lib/python2.7/site-packages/django/core/management/__init__.py", line 443, in execute_from_command_line
    utility.execute()
  File "/home/admin/.virtualenvs/coop/local/lib/python2.7/site-packages/django/core/management/__init__.py", line 382, in execute
    self.fetch_command(subcommand).run_from_argv(self.argv)
  File "/home/admin/.virtualenvs/coop/local/lib/python2.7/site-packages/django/core/management/base.py", line 196, in run_from_argv
    self.execute(*args, **options.__dict__)
  File "/home/admin/.virtualenvs/coop/local/lib/python2.7/site-packages/django/core/management/base.py", line 232, in execute
    output = self.handle(*args, **options)
  File "/home/admin/.virtualenvs/coop/local/lib/python2.7/site-packages/coop_geo/management/commands/importfromgeofla.py", line 53, in handle
    area_type=self._get_area_type('DEP'))
  File "/home/admin/.virtualenvs/coop/local/lib/python2.7/site-packages/coop_geo/management/commands/importfromgeofla.py", line 30, in _get_area_type
    txt_idx=k, defaults={'label': lbl})
  File "/home/admin/.virtualenvs/coop/local/lib/python2.7/site-packages/django/db/models/manager.py", line 134, in get_or_create
    return self.get_query_set().get_or_create(**kwargs)
  File "/home/admin/.virtualenvs/coop/local/lib/python2.7/site-packages/django/db/models/query.py", line 449, in get_or_create
    obj.save(force_insert=True, using=self.db)
  File "/home/admin/.virtualenvs/coop/local/lib/python2.7/site-packages/django/db/models/base.py", line 463, in save
    self.save_base(using=using, force_insert=force_insert, force_update=force_update)
  File "/home/admin/.virtualenvs/coop/local/lib/python2.7/site-packages/django/db/models/base.py", line 565, in save_base
    created=(not record_exists), raw=raw, using=using)
  File "/home/admin/.virtualenvs/coop/local/lib/python2.7/site-packages/django/dispatch/dispatcher.py", line 172, in send
    response = receiver(signal=self, sender=sender, **named)
  File "/home/admin/.virtualenvs/coop/local/lib/python2.7/site-packages/coop/signals.py", line 73, in post_save_callback
    log.debug(u"Post save callback with sender %s and instance %s and AUTO %s" % (sender, instance, maintenance))
UnicodeDecodeError: 'ascii' codec can't decode byte 0xc3 in position 1: ordinal not in range(128)