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Removed ad-hoc support for usage of short names of built-in DB backends.

This non-standard naming was deprecated in Django 1.2.
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commit 35e8dc5169013437d71ae60e05c7f3356d86236e 1 parent ab23293
@ramiro ramiro authored
Showing with 7 additions and 23 deletions.
  1. +7 −16 django/db/utils.py
  2. +0 −7 tests/regressiontests/backends/tests.py
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23 django/db/utils.py
@@ -28,28 +28,19 @@ def load_backend(backend_name):
# listing all possible (built-in) database backends.
backend_dir = os.path.join(os.path.dirname(__file__), 'backends')
try:
- available_backends = [f for f in os.listdir(backend_dir)
+ builtin_backends = [f for f in os.listdir(backend_dir)
if os.path.isdir(os.path.join(backend_dir, f))
- and not (f.startswith('.') or f == '__pycache__')]
+ and not (f.startswith('.') or f in ('__pycache__', 'dummy'))]
except EnvironmentError:
- available_backends = []
- full_notation = backend_name.startswith('django.db.backends.')
- if full_notation:
- backend_name = backend_name[19:] # See #15621.
- if backend_name not in available_backends:
- backend_reprs = map(repr, sorted(available_backends))
+ builtin_backends = []
+ if backend_name not in ['django.db.backends.%s' % b for b in
+ builtin_backends]:
+ backend_reprs = map(repr, sorted(builtin_backends))
error_msg = ("%r isn't an available database backend.\n"
- "Try using django.db.backends.XXX, where XXX "
+ "Try using 'django.db.backends.XXX', where XXX "
"is one of:\n %s\nError was: %s" %
(backend_name, ", ".join(backend_reprs), e_user))
raise ImproperlyConfigured(error_msg)
- elif not full_notation:
- # user tried to use the old notation for the database backend
- error_msg = ("%r isn't an available database backend.\n"
- "Try using django.db.backends.%s instead.\n"
- "Error was: %s" %
- (backend_name, backend_name, e_user))
- raise ImproperlyConfigured(error_msg)
else:
# If there's some other error, this must be an error in Django
raise
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7 tests/regressiontests/backends/tests.py
@@ -666,13 +666,6 @@ def runner2(other_thread_connection):
self.assertEqual(len(exceptions), 0)
-class BackendLoadingTests(TestCase):
- def test_old_style_backends_raise_useful_exception(self):
- six.assertRaisesRegex(self, ImproperlyConfigured,
- "Try using django.db.backends.sqlite3 instead",
- load_backend, 'sqlite3')
-
-
class MySQLPKZeroTests(TestCase):
"""
Zero as id for AutoField should raise exception in MySQL, because MySQL
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