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Filename/usr/share/doc/python-xapian/examples/simpleindex.py
Size2 kb
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Create time27-Apr-2025 09:53
Last modified07-Jan-2014 02:13
Last accessed07-Jul-2025 07:03
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#!/usr/bin/env python
#
# Index each paragraph of a text file as a Xapian document.
#
# Copyright (C) 2003 James Aylett
# Copyright (C) 2004,2007 Olly Betts
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation; either version 2 of the
# License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301
# USA

import sys
import xapian
import string


if len(sys.argv) != 2:
print >> sys.stderr, "Usage: %s PATH_TO_DATABASE" % sys.argv[0]
sys.exit(1)

try:
# Open the database for update, creating a new database if necessary.
database = xapian.WritableDatabase(sys.argv[1], xapian.DB_CREATE_OR_OPEN)

indexer = xapian.TermGenerator()
stemmer = xapian.Stem("english")
indexer.set_stemmer(stemmer)

para = ''
try:
for line in sys.stdin:
line = string.strip(line)
if line == '':
if para != '':
# We've reached the end of a paragraph, so index it.
doc = xapian.Document()
doc.set_data(para)

indexer.set_document(doc)
indexer.index_text(para)

# Add the document to the database.
database.add_document(doc)
para = ''
else:
if para != '':
para += ' '
para += line
except StopIteration:
pass

except Exception, e:
print >> sys.stderr, "Exception: %s" % str(e)
sys.exit(1)