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1 # Copyright (C) 2008 Lemur Consulting Ltd 2 # 3 # This program is free software; you can redistribute it and/or modify 4 # it under the terms of the GNU General Public License as published by 5 # the Free Software Foundation; either version 2 of the License, or 6 # (at your option) any later version. 7 # 8 # This program is distributed in the hope that it will be useful, 9 # but WITHOUT ANY WARRANTY; without even the implied warranty of 10 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 11 # GNU General Public License for more details. 12 # 13 # You should have received a copy of the GNU General Public License along 14 # with this program; if not, write to the Free Software Foundation, Inc., 15 # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. 16 r"""_checkxapian.py: Check the version of xapian used. 17 18 Raises an ImportError on import if the version used is too old to be used at 19 all. 20 21 """ 22 __docformat__ = "restructuredtext en" 23 24 # The minimum version of xapian required to work at all. 25 min_xapian_version = (1, 0, 6) 26 27 # Dictionary of features we can't support do to them being missing from the 28 # available version of xapian. 29 missing_features = {} 30 31 import xapian 32 33 versions = xapian.major_version(), xapian.minor_version(), xapian.revision() 34 35 36 if versions < min_xapian_version: 37 raise ImportError(""" 38 Xapian Python bindings installed, but need at least version %d.%d.%d - got %s 39 """.strip() % tuple(list(min_xapian_version) + [xapian.version_string()])) 40 41 if not hasattr(xapian, 'TermCountMatchSpy'): 42 missing_features['tags'] = 1 43 if not hasattr(xapian, 'CategorySelectMatchSpy'): 44 missing_features['facets'] = 1 45
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