Traceback (most recent call last):

  File "/home/iijima/gae/myproject/kay/lib/werkzeug/wsgi.py", line 466, in __call__
    return app(environ, start_response)

  File "/home/iijima/gae/myproject/kay/app.py", line 430, in __call__
    response = self.get_response(request)

  File "/home/iijima/gae/myproject/kay/app.py", line 374, in get_response
    return self.handle_uncaught_exception(request, exc_info)

  File "/home/iijima/gae/myproject/kay/app.py", line 340, in get_response
    response = view_func(request, **values)

  File "/home/iijima/gae/myproject/myapp/views.py", line 38, in index
    {'message': _('Hello'),

  File "/home/iijima/gae/google_appengine/lib/django/django/conf/__init__.py", line 145, in first_time_gettext
    from django.utils.translation import gettext

  File "/home/iijima/gae/google_appengine/google/appengine/tools/dev_appserver.py", line 1284, in Decorate
    return func(self, *args, **kwargs)

  File "/home/iijima/gae/google_appengine/google/appengine/tools/dev_appserver.py", line 1935, in load_module
    return self.FindAndLoadModule(submodule, fullname, search_path)

  File "/home/iijima/gae/google_appengine/google/appengine/tools/dev_appserver.py", line 1284, in Decorate
    return func(self, *args, **kwargs)

  File "/home/iijima/gae/google_appengine/google/appengine/tools/dev_appserver.py", line 1837, in FindAndLoadModule
    description)

  File "/home/iijima/gae/google_appengine/google/appengine/tools/dev_appserver.py", line 1284, in Decorate
    return func(self, *args, **kwargs)

  File "/home/iijima/gae/google_appengine/google/appengine/tools/dev_appserver.py", line 1788, in LoadModuleRestricted
    description)

  File "/home/iijima/gae/google_appengine/lib/django/django/utils/translation/__init__.py", line 3, in <module>
    if settings.USE_I18N:

  File "/home/iijima/gae/google_appengine/lib/django/django/conf/__init__.py", line 28, in __getattr__
    self._import_settings()

  File "/home/iijima/gae/google_appengine/lib/django/django/conf/__init__.py", line 53, in _import_settings
    raise EnvironmentError, "Environment variable %s is undefined." % ENVIRONMENT_VARIABLE

EnvironmentError: Environment variable DJANGO_SETTINGS_MODULE is undefined.