1 #
2 # Copyright (c) 2001 Bizar Software Pty Ltd (http://www.bizarsoftware.com.au/)
3 # This module is free software, and you may redistribute it and/or modify
4 # under the same terms as Python, so long as this copyright message and
5 # disclaimer are retained in their original form.
6 #
7 # IN NO EVENT SHALL BIZAR SOFTWARE PTY LTD BE LIABLE TO ANY PARTY FOR
8 # DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES ARISING
9 # OUT OF THE USE OF THIS CODE, EVEN IF THE AUTHOR HAS BEEN ADVISED OF THE
10 # POSSIBILITY OF SUCH DAMAGE.
11 #
12 # BIZAR SOFTWARE PTY LTD SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING,
13 # BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
14 # FOR A PARTICULAR PURPOSE. THE CODE PROVIDED HEREUNDER IS ON AN "AS IS"
15 # BASIS, AND THERE IS NO OBLIGATION WHATSOEVER TO PROVIDE MAINTENANCE,
16 # SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
17 #
18 # $Id: __init__.py,v 1.22 2003-03-18 00:50:24 richard Exp $
20 ''' Container for the hyperdb storage backend implementations.
22 The __all__ variable is constructed containing only the backends which are
23 available.
24 '''
26 __all__ = []
28 try:
29 import sys, anydbm
30 if not hasattr(sys, 'version_info') or sys.version_info < (2,1,2):
31 import dumbdbm
32 # dumbdbm only works in python 2.1.2+
33 assert anydbm._defaultmod != dumbdbm
34 del anydbm
35 del dumbdbm
36 except AssertionError:
37 print "WARNING: you should upgrade to python 2.1.3"
38 except ImportError, message:
39 if str(message) != 'No module named anydbm': raise
40 else:
41 import back_anydbm
42 anydbm = back_anydbm
43 __all__.append('anydbm')
45 try:
46 import MySQLdb
47 except ImportError, message:
48 if str(message) != 'No module named MySQLdb': raise
49 else:
50 import back_mysql
51 mysql = back_mysql
52 __all__.append('mysql')
54 try:
55 import sqlite
56 except ImportError, message:
57 if str(message) != 'No module named sqlite': raise
58 else:
59 import back_sqlite
60 sqlite = back_sqlite
61 __all__.append('sqlite')
63 try:
64 import bsddb
65 except ImportError, message:
66 if str(message) != 'No module named bsddb': raise
67 else:
68 import back_bsddb
69 bsddb = back_bsddb
70 __all__.append('bsddb')
72 try:
73 import bsddb3
74 except ImportError, message:
75 if str(message) != 'No module named bsddb3': raise
76 else:
77 import back_bsddb3
78 bsddb3 = back_bsddb3
79 __all__.append('bsddb3')
81 try:
82 import metakit
83 except ImportError, message:
84 if str(message) != 'No module named metakit': raise
85 else:
86 import back_metakit
87 metakit = back_metakit
88 __all__.append('metakit')
90 # vim: set filetype=python ts=4 sw=4 et si