app/django/db/backends/dummy/base.py
author Pawel Solyga <Pawel.Solyga@gmail.com>
Wed, 01 Oct 2008 19:21:09 +0000
changeset 249 325fb70c61a9
parent 54 03e267d67478
child 323 ff1a9aa48cfd
permissions -rw-r--r--
Replace common module with validate module. Move validation function from feed module to validate module and remove feed.py. Correct any usage of validation functions from common and feed modules into validate module. Patch by: Pawel Solyga Review by: to-be-reviewed

"""
Dummy database backend for Django.

Django uses this if the DATABASE_ENGINE setting is empty (None or empty string).

Each of these API functions, except connection.close(), raises
ImproperlyConfigured.
"""

from django.core.exceptions import ImproperlyConfigured
from django.db.backends import BaseDatabaseFeatures, BaseDatabaseOperations

def complain(*args, **kwargs):
    raise ImproperlyConfigured, "You haven't set the DATABASE_ENGINE setting yet."

def ignore(*args, **kwargs):
    pass

class DatabaseError(Exception):
    pass

class IntegrityError(DatabaseError):
    pass

class DatabaseOperations(BaseDatabaseOperations):
    quote_name = complain

class DatabaseWrapper(object):
    features = BaseDatabaseFeatures()
    ops = DatabaseOperations()
    operators = {}
    cursor = complain
    _commit = complain
    _rollback = ignore

    def __init__(self, **kwargs):
        pass

    def close(self):
        pass