xref: /external/python/cpython2/Lib/bsddb/db.py

#----------------------------------------------------------------------
#  Copyright (c) 1999-2001, Digital Creations, Fredericksburg, VA, USA
#  and Andrew Kuchling. All rights reserved.
#
#  Redistribution and use in source and binary forms, with or without
#  modification, are permitted provided that the following conditions are
#  met:
#
#    o Redistributions of source code must retain the above copyright
#      notice, this list of conditions, and the disclaimer that follows.
#
#    o Redistributions in binary form must reproduce the above copyright
#      notice, this list of conditions, and the following disclaimer in
#      the documentation and/or other materials provided with the
#      distribution.
#
#    o Neither the name of Digital Creations nor the names of its
#      contributors may be used to endorse or promote products derived
#      from this software without specific prior written permission.
#
#  THIS SOFTWARE IS PROVIDED BY DIGITAL CREATIONS AND CONTRIBUTORS *AS
#  IS* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
#  TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
#  PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL DIGITAL
#  CREATIONS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
#  INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
#  BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
#  OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
#  ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
#  TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
#  USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
#  DAMAGE.
#----------------------------------------------------------------------


# This module is just a placeholder for possible future expansion, in
# case we ever want to augment the stuff in _db in any way.  For now
# it just simply imports everything from _db.

import sys
absolute_import = (sys.version_info[0] >= 3)

if not absolute_import :
    if __name__.startswith('bsddb3.') :
        # import _pybsddb binary as it should be the more recent version from
        # a standalone pybsddb addon package than the version included with
        # python as bsddb._bsddb.
        from _pybsddb import *
        from _pybsddb import __version__
    else:
        from _bsddb import *
        from _bsddb import __version__
else :
    # Because this syntaxis is not valid before Python 2.5
    if __name__.startswith('bsddb3.') :
        exec("from ._pybsddb import *")
        exec("from ._pybsddb import __version__")
    else :
        exec("from ._bsddb import *")
        exec("from ._bsddb import __version__")