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Improved error message if DATABASE_ENGINE is invalid. 

git-svn-id: http://code.djangoproject.com/svn/django/trunk@2994 bcc190cf-cafb-0310-a4f2-bffc1f526a37
This commit is contained in:
Adrian Holovaty 2006-05-26 19:02:23 +00:00
parent 8e9833f261
commit dc378e8ca7
1 changed files with 5 additions and 2 deletions
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7
django/db/__init__.py
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@ -17,8 +17,11 @@ except ImportError, e:
backend_dir = os.path.join(__path__[0], 'backends')
available_backends = [f for f in os.listdir(backend_dir) if not f.startswith('_') and not f.startswith('.') and not f.endswith('.py') and not f.endswith('.pyc')]
available_backends.sort()
raise ImproperlyConfigured, "Could not load database backend: %s. Is your DATABASE_ENGINE setting (currently, %r) spelled correctly? Available options are: %s" % \
(e, settings.DATABASE_ENGINE, ", ".join(map(repr, available_backends)))
if settings.DATABASE_ENGINE not in available_backends:
raise ImproperlyConfigured, "%r isn't an available database backend. vailable options are: %s" % \
(settings.DATABASE_ENGINE, ", ".join(map(repr, available_backends)))
else:
raise # If there's some other error, this must be an error in Django itself.
get_introspection_module = lambda: __import__('django.db.backends.%s.introspection' % settings.DATABASE_ENGINE, '', '', [''])
get_creation_module = lambda: __import__('django.db.backends.%s.creation' % settings.DATABASE_ENGINE, '', '', [''])