gistfile1.txt

>>> f = MyForm({'data': 3})
Traceback (most recent call last):
  File "<stdin>", line 1, in <module>
  File "django/forms/forms.py", line 84, in __init__
    self.label_suffix = label_suffix if label_suffix is not None else _(':')
  File "django/utils/translation/__init__.py", line 84, in ugettext
    return _trans.ugettext(message)
  File "django/utils/translation/__init__.py", line 56, in __getattr__
    if settings.USE_I18N:
  File "django/conf/__init__.py", line 48, in __getattr__
    self._setup(name)
  File "django/conf/__init__.py", line 42, in _setup
    % (desc, ENVIRONMENT_VARIABLE))
django.core.exceptions.ImproperlyConfigured: Requested setting USE_I18N, but settings are not configured. You must either define the environment variable DJANGO_SETTINGS_MODULE or call settings.configure() before accessing settings.