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#! /usr/bin/env python
# -*- coding: utf-8 -*-
# Ngram
# Copyright 2009 Jinesh K J <jinesh.k@gmail.com>
# Copyright 2009 Swathantra Malayalam Computing <smc-discuss@googlegroups.com>
# http://www.smc.org.in
#
# 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 3 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 Library 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.
#
# If you find any bugs or have any suggestions email: jinesh.k@gmail.com or smc-discuss@googlegroups.com
# URL: http://www.smc.org.in
import pydot
import codecs
import pickle
import sys
from visualizer import NGramVisualizer
from optparse import OptionParser
def getData(new_file_name):
line = []
line_number = 0
rule_number = 0
corpus=""
data_file = codecs. open(new_file_name,encoding='utf-8', errors='ignore')
while 1:
line_number = line_number +1
text = unicode( data_file.readline())
if text == "":
break
if text[0] == '#':
continue
line_number = line_number +1
line = text.strip()
if(line == ""):
continue
corpus=corpus+" "+line
return corpus
def printGraph(corpus,start_word):
ngv=NGramVisualizer ()
graph_dict=pickle.load(open(corpus))
graph=pydot.Dot()
uni_start_word = start_word.decode("utf-8")
# print start_word
# print uni_start_word
graph=ngv.generate_graph(graph_dict, graph,uni_start_word)
print graph.to_string().encode("utf-8")
if __name__ == "__main__":
usage = "usage: %prog [options] INPUTDATA CORPUSFILE"
parser = OptionParser(version="%prog 1.0",description="Sample program to add data INPUTDATA to the corpus in CORPUSFILE")
parser.set_usage(usage)
parser.add_option("-s", "--start-word", dest="start_word",action="store_true",default=False,help="Creates a graph beginning from INPUTDATA")
parser.add_option("-f", "--file", action="store_true",default=False,dest="infile",help="Gets Data from file INPUTDATA")
(options, args) = parser.parse_args()
if len(args) != 2 :
parser.error("incorrect number of arguments")
if options.infile and options.start_word:
parser.error("options -f and -s are mutually exclusive")
ngv=NGramVisualizer ()
if options.infile:
data = getData(args[0])
# print data
ngv.loadCorpus(data,args[1])
elif options.start_word:
printGraph(args[1],args[0])
else:
# print args[0]
data = args[0].decode("utf-8")
ngv.loadCorpus(data,args[1])
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