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# This file is part of pybliographer
#
# Copyright (C) 1998-2004 Frederic GOBRY
# Email : gobry@pybliographer.org
#
# 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
#
#
import string
import sys
Topics = {}
# --------------------------------------------------
def register (topic, help):
''' Register a new help topic '''
Topics [topic] = help
# --------------------------------------------------
def help (argument):
''' The help function, as called by the main program '''
if argument == "":
print "Type help <topic> for specific info. Topics are:\n"
tcount = 0
topics = Topics.keys ()
topics.sort ()
for topics in topics:
sys.stdout.write (' ' + string.ljust (topics, 20))
tcount = tcount + 1
if tcount > 3:
tcount = 0
print
if tcount > 0:
print
else:
if Topics.has_key (argument):
print '-' * 70
print " Help topic : `%s'" % argument
print '-' * 70
print Topics [argument]
print
else:
print "error: topic `%s' not documented" % argument
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