<s> from __future__ import print_function <EOL> from solthiruthi . suggestions import norvig_suggestor <EOL> from solthiruthi . morphology import RemoveCaseSuffix , RemovePluralSuffix , RemovePrefix , RemoveVerbSuffixTense , CaseFilter <EOL> from solthiruthi . dictionary import DictionaryBuilder , TamilVU , EnglishLinux <EOL> import tamil <EOL> import sys <EOL> import re <EOL> import codecs <EOL> import threading <EOL> import time <EOL> import string <EOL> import argparse <EOL> import json <EOL> import functools <EOL> import operator <EOL> from ngram . Distance import Dice_coeff <EOL> PYTHON3 = ( sys . version_info [ <NUM_LIT:0> ] == <NUM_LIT:3> ) <EOL> if PYTHON3 : <EOL> unicode = str <EOL> class LoadDictionary ( threading . Thread ) : <EOL> DEBUG = False <EOL> lock = threading . Lock ( ) <EOL> def __init__ ( self ) : <EOL> threading . Thread . __init__ ( self , name = "<STR_LIT>" ) <EOL> def run ( self ) : <EOL> start = time . time ( ) <EOL> Speller . get_dictionary ( ) <EOL> Speller . get_english_dictionary ( ) <EOL> if LoadDictionary . DEBUG : print ( "<STR_LIT>" % ( time . time ( ) - start ) ) <EOL> return <EOL> class Speller ( object ) : <EOL> TVU_dict = None <EOL> ENL_dict = None <EOL> def __init__ ( self , filename = None , lang = "<STR_LIT>" , mode = "<STR_LIT>" ) : <EOL> object . __init__ ( self ) <EOL> self . lang = lang . lower ( ) <EOL> self . filename = filename <EOL> self . user_dict = set ( ) <EOL> self . case_filter = CaseFilter ( RemovePluralSuffix ( ) , RemoveVerbSuffixTense ( ) , RemoveCaseSuffix ( ) , RemovePrefix ( ) ) <EOL> if self . lang == u"<STR_LIT>" : <EOL> self . alphabets = [ a for a in string . ascii_lowercase ] <EOL> else : <EOL> self . alphabets = None <EOL> if mode != "<STR_LIT>" : <EOL> if not self . filename : <EOL> self . interactive ( ) <EOL> else : <EOL> self . spellcheck ( self . filename ) <EOL> pass <EOL> @ staticmethod <EOL> def get_dictionary ( ) : <EOL> LoadDictionary . lock . acquire ( ) <EOL> if not Speller . TVU_dict : <EOL> Speller . TVU_dict , _ = DictionaryBuilder . create ( TamilVU ) <EOL> LoadDictionary . lock . release ( ) <EOL> return Speller . TVU_dict <EOL> @ staticmethod <EOL> def get_english_dictionary ( ) : <EOL> LoadDictionary . lock . acquire ( ) <EOL> if not Speller . ENL_dict : <EOL> Speller . ENL_dict , _ = DictionaryBuilder . create ( EnglishLinux ) <EOL> LoadDictionary . lock . release ( ) <EOL> return Speller . ENL_dict <EOL> def language ( self ) : <EOL> if self . lang == "<STR_LIT>" : <EOL> return "<STR_LIT>" <EOL> return "<STR_LIT>" <EOL> def checklang ( self , word ) : <EOL> if self . lang == "<STR_LIT>" : <EOL> return tamil . utf8 . all_tamil ( word ) <EOL> for w in word . lower ( ) : <EOL> if not ( w in string . ascii_lowercase ) : <EOL> return False <EOL> return True <EOL> def REST_interface ( self , word ) : <EOL> ok , suggs = self . check_word_and_suggest ( word ) <EOL> if ok : <EOL> return ok , { } <EOL> return ok , suggs <EOL> def interactive ( self ) : <EOL> try : <EOL> while ( True ) : <EOL> if PYTHON3 : <EOL> word = input ( u"<STR_LIT>" ) <EOL> else : <EOL> word = raw_input ( u"<STR_LIT>" ) <EOL> word = word . decode ( "<STR_LIT:utf-8>" ) . strip ( ) <EOL> word = re . sub ( u"<STR_LIT>" , "<STR_LIT>" , word ) <EOL> if not self . checklang ( word ) : <EOL> print ( u"<STR_LIT>" % ( word , self . language ( ) ) ) <EOL> continue <EOL> ok , suggs = self . check_word_and_suggest ( word ) <EOL> if not ok : <EOL> option_str = u"<STR_LIT:U+002CU+0020>" . join ( [ u"<STR_LIT>" % ( itr , wrd ) for itr , wrd in enumerate ( suggs ) ] ) <EOL> print ( u"<STR_LIT>" % ( word , option_str ) ) <EOL> else : <EOL> print ( u"<STR_LIT:OK>" ) <EOL> except KeyboardInterrupt as ke : <EOL> pass <EOL> except EOFError as eof : <EOL> pass <EOL> finally : <EOL> print ( "<STR_LIT>" ) <EOL> return <EOL> def spellcheck ( self , filename ) : <EOL> new_document = [ ] <EOL> data = codecs . open ( filename , u"<STR_LIT:r>" , u"<STR_LIT:utf-8>" ) <EOL> lines = data . readlines ( ) <EOL> for line in lines : <EOL> words = tamil . utf8 . get_words ( tamil . utf8 . get_letters ( line ) ) <EOL> for word in words : <EOL> ok , suggs = self . check_word_and_suggest ( word ) <EOL> if not ok : <EOL> option = suggs [ <NUM_LIT:0> ] <EOL> option_str = u"<STR_LIT:U+002CU+0020>" . join ( [ u"<STR_LIT>" % ( itr , wrd ) for itr , wrd in enumerate ( suggs ) ] ) <EOL> print ( u"<STR_LIT>" % line . strip ( ) ) <EOL> print ( u"<STR_LIT>" % ( word , option_str ) ) <EOL> try : <EOL> choice = input ( u"<STR_LIT>" % ( len ( suggs ) - <NUM_LIT:1> ) ) <EOL> if PYTHON3 : <EOL> choice = int ( choice ) <EOL> if choice == - <NUM_LIT:1> : <EOL> print ( u"<STR_LIT>" ) <EOL> option = word <EOL> self . user_dict . add ( word ) <EOL> else : <EOL> option = suggs [ choice ] <EOL> except Exception as ie : <EOL> print ( str ( ie ) ) <EOL> print ( u"<STR_LIT>" % ( word , option ) ) <EOL> new_document . append ( unicode ( option ) ) <EOL> else : <EOL> new_document . append ( word ) <EOL> new_document . append ( u"<STR_LIT:\n>" ) <EOL> print ( u"<STR_LIT>" ) <EOL> print ( u"<STR_LIT:U+0020>" . join ( new_document ) ) <EOL> def get_lang_dictionary ( self ) : <EOL> if self . lang == u"<STR_LIT>" : <EOL> return Speller . get_english_dictionary ( ) <EOL> return Speller . get_dictionary ( ) <EOL> def isWord ( self , word ) : <EOL> LANG_dict = self . get_lang_dictionary ( ) <EOL> is_dict_word = LANG_dict . isWord ( word ) <EOL> in_user_dict = word in self . user_dict or is_dict_word <EOL> return in_user_dict <EOL> def check_word_and_suggest ( self , word ) : <EOL> word = word . strip ( ) <EOL> for x in string . punctuation : <EOL> word = word . replace ( x , u"<STR_LIT>" ) <EOL> word = re . sub ( u'<STR_LIT>' , u'<STR_LIT>' , word ) <EOL> letters = tamil . utf8 . get_letters ( word ) <EOL> TVU_dict = self . get_lang_dictionary ( ) <EOL> if not self . checklang ( word ) : <EOL> return ( False , [ u'<STR_LIT>' ] ) <EOL> if len ( word ) < <NUM_LIT:1> : <EOL> return ( False , [ u'<STR_LIT>' ] ) <EOL> if self . isWord ( word ) : <EOL> return ( True , word ) <EOL> word_nocase = self . case_filter . apply ( word ) <EOL> if ( self . isWord ( word_nocase ) ) : <EOL> return ( True , word_nocase ) <EOL> else : <EOL> word = word_nocase <EOL> alt = tamil . wordutils . greedy_split ( word , TVU_dict ) <EOL> if len ( alt ) >= <NUM_LIT:1> : <EOL> greedy_results = [ u"<STR_LIT:U+0020>" . join ( alt ) , u"<STR_LIT:->" . join ( alt ) ] <EOL> greedy_results . extend ( alt ) <EOL> else : <EOL> greedy_results = list ( ) <EOL> norvig_suggests = filter ( TVU_dict . isWord , norvig_suggestor ( word , self . alphabets , <NUM_LIT:2> , limit = <NUM_LIT:50> ) ) <EOL> combinagram_suggests = list ( tamil . wordutils . combinagrams ( word , TVU_dict , limit = <NUM_LIT:50> ) ) <EOL> pfx_options = TVU_dict . getWordsStartingWith ( u"<STR_LIT>" . join ( letters [ : - <NUM_LIT:1> ] ) ) <EOL> options = greedy_results <EOL> options . extend ( list ( norvig_suggests ) ) <EOL> options . extend ( combinagram_suggests ) <EOL> options . extend ( pfx_options ) <EOL> if self . lang == u"<STR_LIT>" : <EOL> options . sort ( ) <EOL> else : <EOL> if PYTHON3 : <EOL> options = sorted ( options , key = functools . cmp_to_key ( tamil . utf8 . compare_words_lexicographic ) ) <EOL> else : <EOL> options = sorted ( options , cmp = tamil . utf8 . compare_words_lexicographic ) <EOL> WL = len ( tamil . utf8 . get_letters ( word ) ) <EOL> if WL > <NUM_LIT:3> : <EOL> options = filter ( lambda x : len ( tamil . utf8 . get_letters ( x ) ) > <NUM_LIT:2> , options ) <EOL> options2 = [ ] <EOL> prev = None <EOL> for val in options : <EOL> if val . strip ( ) != prev : <EOL> options2 . append ( val . strip ( ) ) <EOL> prev = val . strip ( ) <EOL> del options <EOL> options_score = [ <NUM_LIT:0.0> for i in range ( len ( options2 ) ) ] <EOL> for itr , sugg_word in enumerate ( options2 ) : <EOL> options_score [ itr ] = Dice_coeff ( word , sugg_word ) <EOL> options = zip ( options2 , options_score ) <EOL> options = sorted ( options , key = operator . itemgetter ( <NUM_LIT:1> ) , reverse = True ) <EOL> options = [ word_pair [ <NUM_LIT:0> ] for word_pair in options ] <EOL> L = <NUM_LIT:20> <EOL> options = options [ <NUM_LIT:0> : min ( len ( options ) , L ) ] <EOL> return ( False , options ) <EOL> def main ( ) : <EOL> parser = argparse . ArgumentParser ( ) <EOL> parser . add_argument ( u"<STR_LIT>" , nargs = '<STR_LIT:*>' , default = [ ] ) <EOL> parser . add_argument ( u"<STR_LIT>" , action = u"<STR_LIT:store_true>" , default = False , help = u"<STR_LIT>" ) <EOL> parser . add_argument ( u"<STR_LIT>" , u"<STR_LIT>" , default = u"<STR_LIT>" , choices = ( u"<STR_LIT>" , u"<STR_LIT>" ) , help = u"<STR_LIT>" ) <EOL> parser . add_argument ( u"<STR_LIT>" , u"<STR_LIT>" , help = u"<STR_LIT>" , default = False , action = u"<STR_LIT:store_true>" ) <EOL> args = parser . parse_args ( ) <EOL> if not args . interactive and len ( args . files ) < <NUM_LIT:1> : <EOL> parser . print_help ( ) <EOL> sys . exit ( <NUM_LIT:0> ) <EOL> LoadDictionary ( ) . start ( ) <EOL> if args . interactive : <EOL> lang = args . lang . lower ( ) <EOL> Speller ( filename = None , lang = lang ) <EOL> sys . exit ( <NUM_LIT:0> ) <EOL> else : <EOL> for file_name in args . files : <EOL> Speller ( file_name , lang = "<STR_LIT>" ) <EOL> if __name__ == u'<STR_LIT:__main__>' : <EOL> main ( ) </s>
