public TreeTaggedFileReader(TaggedFileRecord record)
 {
     // int numSentences = 0;
     filename    = record.file;
     trf         = record.trf == null ? new LabeledScoredTreeReaderFactory() : record.trf;
     transformer = record.treeTransformer;
     normalizer  = record.treeNormalizer;
     treeFilter  = record.treeFilter;
     treebank    = new DiskTreebank(trf, record.encoding);
     if (record.treeRange != null)
     {
         treebank.LoadPath(filename, record.treeRange);
     }
     else
     {
         treebank.LoadPath(filename);
     }
     treeIterator = treebank.GetEnumerator();
     FindNext();
 }
예제 #2
0
        /// <summary>Run the scoring metric on guess/gold input.</summary>
        /// <remarks>
        /// Run the scoring metric on guess/gold input. This method performs "Collinization."
        /// The default language is English.
        /// </remarks>
        /// <param name="args"/>
        public static void Main(string[] args)
        {
            if (args.Length < minArgs)
            {
                System.Console.Out.WriteLine(usage.ToString());
                System.Environment.Exit(-1);
            }
            ITreebankLangParserParams tlpp = new EnglishTreebankParserParams();
            int    maxGoldYield            = int.MaxValue;
            bool   Verbose   = false;
            string encoding  = "UTF-8";
            string guessFile = null;
            string goldFile  = null;
            IDictionary <string, string[]> argsMap = StringUtils.ArgsToMap(args, optionArgDefs);

            foreach (KeyValuePair <string, string[]> opt in argsMap)
            {
                if (opt.Key == null)
                {
                    continue;
                }
                if (opt.Key.Equals("-l"))
                {
                    Language lang = Language.ValueOf(opt.Value[0].Trim());
                    tlpp = lang.@params;
                }
                else
                {
                    if (opt.Key.Equals("-y"))
                    {
                        maxGoldYield = System.Convert.ToInt32(opt.Value[0].Trim());
                    }
                    else
                    {
                        if (opt.Key.Equals("-v"))
                        {
                            Verbose = true;
                        }
                        else
                        {
                            if (opt.Key.Equals("-c"))
                            {
                                Edu.Stanford.Nlp.Parser.Metrics.TaggingEval.doCatLevelEval = true;
                            }
                            else
                            {
                                if (opt.Key.Equals("-e"))
                                {
                                    encoding = opt.Value[0];
                                }
                                else
                                {
                                    log.Info(usage.ToString());
                                    System.Environment.Exit(-1);
                                }
                            }
                        }
                    }
                }
                //Non-option arguments located at key null
                string[] rest = argsMap[null];
                if (rest == null || rest.Length < minArgs)
                {
                    log.Info(usage.ToString());
                    System.Environment.Exit(-1);
                }
                goldFile  = rest[0];
                guessFile = rest[1];
            }
            tlpp.SetInputEncoding(encoding);
            PrintWriter pwOut         = tlpp.Pw();
            Treebank    guessTreebank = tlpp.DiskTreebank();

            guessTreebank.LoadPath(guessFile);
            pwOut.Println("GUESS TREEBANK:");
            pwOut.Println(guessTreebank.TextualSummary());
            Treebank goldTreebank = tlpp.DiskTreebank();

            goldTreebank.LoadPath(goldFile);
            pwOut.Println("GOLD TREEBANK:");
            pwOut.Println(goldTreebank.TextualSummary());
            Edu.Stanford.Nlp.Parser.Metrics.TaggingEval metric = new Edu.Stanford.Nlp.Parser.Metrics.TaggingEval("Tagging LP/LR");
            ITreeTransformer tc = tlpp.Collinizer();
            //The evalb ref implementation assigns status for each tree pair as follows:
            //
            //   0 - Ok (yields match)
            //   1 - length mismatch
            //   2 - null parse e.g. (()).
            //
            //In the cases of 1,2, evalb does not include the tree pair in the LP/LR computation.
            IEnumerator <Tree> goldItr  = goldTreebank.GetEnumerator();
            IEnumerator <Tree> guessItr = guessTreebank.GetEnumerator();
            int goldLineId        = 0;
            int guessLineId       = 0;
            int skippedGuessTrees = 0;

            while (guessItr.MoveNext() && goldItr.MoveNext())
            {
                Tree           guessTree  = guessItr.Current;
                IList <ILabel> guessYield = guessTree.Yield();
                guessLineId++;
                Tree           goldTree  = goldItr.Current;
                IList <ILabel> goldYield = goldTree.Yield();
                goldLineId++;
                // Check that we should evaluate this tree
                if (goldYield.Count > maxGoldYield)
                {
                    skippedGuessTrees++;
                    continue;
                }
                // Only trees with equal yields can be evaluated
                if (goldYield.Count != guessYield.Count)
                {
                    pwOut.Printf("Yield mismatch gold: %d tokens vs. guess: %d tokens (lines: gold %d guess %d)%n", goldYield.Count, guessYield.Count, goldLineId, guessLineId);
                    skippedGuessTrees++;
                    continue;
                }
                Tree evalGuess = tc.TransformTree(guessTree);
                Tree evalGold  = tc.TransformTree(goldTree);
                metric.Evaluate(evalGuess, evalGold, ((Verbose) ? pwOut : null));
            }
            if (guessItr.MoveNext() || goldItr.MoveNext())
            {
                System.Console.Error.Printf("Guess/gold files do not have equal lengths (guess: %d gold: %d)%n.", guessLineId, goldLineId);
            }
            pwOut.Println("================================================================================");
            if (skippedGuessTrees != 0)
            {
                pwOut.Printf("%s %d guess trees\n", "Unable to evaluate", skippedGuessTrees);
            }
            metric.Display(true, pwOut);
            pwOut.Println();
            pwOut.Close();
        }
예제 #3
0
        /// <summary>Run the Evalb scoring metric on guess/gold input.</summary>
        /// <remarks>Run the Evalb scoring metric on guess/gold input. The default language is English.</remarks>
        /// <param name="args"/>
        public static void Main(string[] args)
        {
            if (args.Length < minArgs)
            {
                log.Info(Usage());
                System.Environment.Exit(-1);
            }
            Properties options             = StringUtils.ArgsToProperties(args, OptionArgDefs());
            Language   language            = PropertiesUtils.Get(options, "l", Language.English, typeof(Language));
            ITreebankLangParserParams tlpp = language.@params;
            int  maxGoldYield      = PropertiesUtils.GetInt(options, "y", int.MaxValue);
            bool Verbose           = PropertiesUtils.GetBool(options, "v", false);
            bool sortByF1          = PropertiesUtils.HasProperty(options, "s");
            int  worstKTreesToEmit = PropertiesUtils.GetInt(options, "s", 0);
            PriorityQueue <Triple <double, Tree, Tree> > queue = sortByF1 ? new PriorityQueue <Triple <double, Tree, Tree> >(2000, new Evalb.F1Comparator()) : null;
            bool   doCatLevel = PropertiesUtils.GetBool(options, "c", false);
            string labelRegex = options.GetProperty("f", null);
            string encoding   = options.GetProperty("e", "UTF-8");

            string[] parsedArgs = options.GetProperty(string.Empty, string.Empty).Split("\\s+");
            if (parsedArgs.Length != minArgs)
            {
                log.Info(Usage());
                System.Environment.Exit(-1);
            }
            string goldFile  = parsedArgs[0];
            string guessFile = parsedArgs[1];

            // Command-line has been parsed. Configure the metric for evaluation.
            tlpp.SetInputEncoding(encoding);
            PrintWriter pwOut         = tlpp.Pw();
            Treebank    guessTreebank = tlpp.DiskTreebank();

            guessTreebank.LoadPath(guessFile);
            pwOut.Println("GUESS TREEBANK:");
            pwOut.Println(guessTreebank.TextualSummary());
            Treebank goldTreebank = tlpp.DiskTreebank();

            goldTreebank.LoadPath(goldFile);
            pwOut.Println("GOLD TREEBANK:");
            pwOut.Println(goldTreebank.TextualSummary());
            Evalb            metric   = new Evalb("Evalb LP/LR", true);
            EvalbByCat       evalbCat = (doCatLevel) ? new EvalbByCat("EvalbByCat LP/LR", true, labelRegex) : null;
            ITreeTransformer tc       = tlpp.Collinizer();
            //The evalb ref implementation assigns status for each tree pair as follows:
            //
            //   0 - Ok (yields match)
            //   1 - length mismatch
            //   2 - null parse e.g. (()).
            //
            //In the cases of 1,2, evalb does not include the tree pair in the LP/LR computation.
            IEnumerator <Tree> goldItr  = goldTreebank.GetEnumerator();
            IEnumerator <Tree> guessItr = guessTreebank.GetEnumerator();
            int goldLineId        = 0;
            int guessLineId       = 0;
            int skippedGuessTrees = 0;

            while (guessItr.MoveNext() && goldItr.MoveNext())
            {
                Tree           guessTree  = guessItr.Current;
                IList <ILabel> guessYield = guessTree.Yield();
                guessLineId++;
                Tree           goldTree  = goldItr.Current;
                IList <ILabel> goldYield = goldTree.Yield();
                goldLineId++;
                // Check that we should evaluate this tree
                if (goldYield.Count > maxGoldYield)
                {
                    skippedGuessTrees++;
                    continue;
                }
                // Only trees with equal yields can be evaluated
                if (goldYield.Count != guessYield.Count)
                {
                    pwOut.Printf("Yield mismatch gold: %d tokens vs. guess: %d tokens (lines: gold %d guess %d)%n", goldYield.Count, guessYield.Count, goldLineId, guessLineId);
                    skippedGuessTrees++;
                    continue;
                }
                Tree evalGuess = tc.TransformTree(guessTree);
                Tree evalGold  = tc.TransformTree(goldTree);
                metric.Evaluate(evalGuess, evalGold, ((Verbose) ? pwOut : null));
                if (doCatLevel)
                {
                    evalbCat.Evaluate(evalGuess, evalGold, ((Verbose) ? pwOut : null));
                }
                if (sortByF1)
                {
                    StoreTrees(queue, guessTree, goldTree, metric.GetLastF1());
                }
            }
            if (guessItr.MoveNext() || goldItr.MoveNext())
            {
                System.Console.Error.Printf("Guess/gold files do not have equal lengths (guess: %d gold: %d)%n.", guessLineId, goldLineId);
            }
            pwOut.Println("================================================================================");
            if (skippedGuessTrees != 0)
            {
                pwOut.Printf("%s %d guess trees\n", "Unable to evaluate", skippedGuessTrees);
            }
            metric.Display(true, pwOut);
            pwOut.Println();
            if (doCatLevel)
            {
                evalbCat.Display(true, pwOut);
                pwOut.Println();
            }
            if (sortByF1)
            {
                EmitSortedTrees(queue, worstKTreesToEmit, guessFile);
            }
            pwOut.Close();
        }
예제 #4
0
        /// <summary>Lets you test out the TreeAnnotatorAndBinarizer on the command line.</summary>
        /// <param name="args">
        /// Command line arguments: All flags accepted by FactoredParser.setOptionFlag
        /// and -train treebankPath [fileRanges]
        /// </param>
        public static void Main(string[] args)
        {
            Options     op           = new Options();
            string      treebankPath = null;
            IFileFilter trainFilter  = null;
            int         i            = 0;

            while (i < args.Length && args[i].StartsWith("-"))
            {
                if (Sharpen.Runtime.EqualsIgnoreCase(args[i], "-train"))
                {
                    int numSubArgs = NumSubArgs(args, i);
                    i++;
                    if (numSubArgs >= 1)
                    {
                        treebankPath = args[i];
                        i++;
                    }
                    else
                    {
                        throw new Exception("Error: -train option must have treebankPath as first argument.");
                    }
                    if (numSubArgs == 2)
                    {
                        trainFilter = new NumberRangesFileFilter(args[i++], true);
                    }
                    else
                    {
                        if (numSubArgs >= 3)
                        {
                            int low  = System.Convert.ToInt32(args[i]);
                            int high = System.Convert.ToInt32(args[i + 1]);
                            trainFilter = new NumberRangeFileFilter(low, high, true);
                            i          += 2;
                        }
                    }
                }
                else
                {
                    i = op.SetOption(args, i);
                }
            }
            if (i < args.Length)
            {
                log.Info("usage: java TreeAnnotatorAndBinarizer options*");
                log.Info("  Options are like for lexicalized parser including -train treebankPath fileRange]");
                return;
            }
            log.Info("Annotating from treebank dir: " + treebankPath);
            Treebank trainTreebank = op.tlpParams.DiskTreebank();

            if (trainFilter == null)
            {
                trainTreebank.LoadPath(treebankPath);
            }
            else
            {
                trainTreebank.LoadPath(treebankPath, trainFilter);
            }
            Treebank           binaryTrainTreebank = GetAnnotatedBinaryTreebankFromTreebank(trainTreebank, null, null, op).First();
            IEnumerator <Tree> it = trainTreebank.GetEnumerator();

            foreach (Tree t in binaryTrainTreebank)
            {
                System.Console.Out.WriteLine("Original tree:");
                it.Current.PennPrint();
                System.Console.Out.WriteLine("Binarized tree:");
                t.PennPrint();
                System.Console.Out.WriteLine();
            }
        }
        /// <summary>Run the scoring metric on guess/gold input.</summary>
        /// <remarks>
        /// Run the scoring metric on guess/gold input. This method performs "Collinization."
        /// The default language is English.
        /// </remarks>
        /// <param name="args"/>
        public static void Main(string[] args)
        {
            if (args.Length < minArgs)
            {
                System.Console.Out.WriteLine(usage.ToString());
                System.Environment.Exit(-1);
            }
            ITreebankLangParserParams tlpp = new EnglishTreebankParserParams();
            int    maxGoldYield            = int.MaxValue;
            int    maxGuessYield           = int.MaxValue;
            bool   Verbose   = false;
            bool   skipGuess = false;
            bool   tagMode   = false;
            string guessFile = null;
            string goldFile  = null;

            for (int i = 0; i < args.Length; i++)
            {
                if (args[i].StartsWith("-"))
                {
                    switch (args[i])
                    {
                    case "-l":
                    {
                        Language lang = Language.ValueOf(args[++i].Trim());
                        tlpp = lang.@params;
                        break;
                    }

                    case "-y":
                    {
                        maxGoldYield = System.Convert.ToInt32(args[++i].Trim());
                        break;
                    }

                    case "-t":
                    {
                        tagMode = true;
                        break;
                    }

                    case "-v":
                    {
                        Verbose = true;
                        break;
                    }

                    case "-g":
                    {
                        maxGuessYield = System.Convert.ToInt32(args[++i].Trim());
                        skipGuess     = true;
                        break;
                    }

                    default:
                    {
                        System.Console.Out.WriteLine(usage.ToString());
                        System.Environment.Exit(-1);
                        break;
                    }
                    }
                }
                else
                {
                    //Required parameters
                    goldFile  = args[i++];
                    guessFile = args[i];
                    break;
                }
            }
            PrintWriter pwOut         = tlpp.Pw();
            Treebank    guessTreebank = tlpp.DiskTreebank();

            guessTreebank.LoadPath(guessFile);
            pwOut.Println("GUESS TREEBANK:");
            pwOut.Println(guessTreebank.TextualSummary());
            Treebank goldTreebank = tlpp.DiskTreebank();

            goldTreebank.LoadPath(goldFile);
            pwOut.Println("GOLD TREEBANK:");
            pwOut.Println(goldTreebank.TextualSummary());
            string evalName = (tagMode) ? "TsarfatyTAG" : "TsarfatySEG";

            Edu.Stanford.Nlp.Parser.Metrics.TsarfatyEval eval = new Edu.Stanford.Nlp.Parser.Metrics.TsarfatyEval(evalName, tagMode);
            ITreeTransformer tc = tlpp.Collinizer();
            //PennTreeReader skips over null/malformed parses. So when the yields of the gold/guess trees
            //don't match, we need to keep looking for the next gold tree that matches.
            //The evalb ref implementation differs slightly as it expects one tree per line. It assigns
            //status as follows:
            //
            //   0 - Ok (yields match)
            //   1 - length mismatch
            //   2 - null parse e.g. (()).
            //
            //In the cases of 1,2, evalb does not include the tree pair in the LP/LR computation.
            IEnumerator <Tree> goldItr = goldTreebank.GetEnumerator();
            int goldLineId             = 0;
            int skippedGuessTrees      = 0;

            foreach (Tree guess in guessTreebank)
            {
                Tree          evalGuess  = tc.TransformTree(guess);
                List <ILabel> guessSent  = guess.Yield();
                string        guessChars = SentenceUtils.ListToString(guessSent).ReplaceAll("\\s+", string.Empty);
                if (guessSent.Count > maxGuessYield)
                {
                    skippedGuessTrees++;
                    continue;
                }
                bool doneEval = false;
                while (goldItr.MoveNext() && !doneEval)
                {
                    Tree gold     = goldItr.Current;
                    Tree evalGold = tc.TransformTree(gold);
                    goldLineId++;
                    List <ILabel> goldSent  = gold.Yield();
                    string        goldChars = SentenceUtils.ListToString(goldSent).ReplaceAll("\\s+", string.Empty);
                    if (goldSent.Count > maxGoldYield)
                    {
                        continue;
                    }
                    else
                    {
                        if (goldChars.Length != guessChars.Length)
                        {
                            pwOut.Printf("Char level yield mismatch at line %d (guess: %d gold: %d)\n", goldLineId, guessChars.Length, goldChars.Length);
                            skippedGuessTrees++;
                            break;
                        }
                    }
                    //Default evalb behavior -- skip this guess tree
                    eval.Evaluate(evalGuess, evalGold, ((Verbose) ? pwOut : null));
                    doneEval = true;
                }
            }
            //Move to the next guess parse
            pwOut.Println("================================================================================");
            if (skippedGuessTrees != 0)
            {
                pwOut.Printf("%s %d guess trees\n", ((skipGuess) ? "Skipped" : "Unable to evaluate"), skippedGuessTrees);
            }
            eval.Display(true, pwOut);
            pwOut.Println();
            pwOut.Close();
        }
예제 #6
0
        /// <summary>Execute with no arguments for usage.</summary>
        public static void Main(string[] args)
        {
            if (!ValidateCommandLine(args))
            {
                log.Info(Usage);
                System.Environment.Exit(-1);
            }
            ITreebankLangParserParams tlpp = Language.@params;
            PrintWriter pwOut         = tlpp.Pw();
            Treebank    guessTreebank = tlpp.DiskTreebank();

            guessTreebank.LoadPath(guessFile);
            pwOut.Println("GUESS TREEBANK:");
            pwOut.Println(guessTreebank.TextualSummary());
            Treebank goldTreebank = tlpp.DiskTreebank();

            goldTreebank.LoadPath(goldFile);
            pwOut.Println("GOLD TREEBANK:");
            pwOut.Println(goldTreebank.TextualSummary());
            Edu.Stanford.Nlp.Parser.Metrics.LeafAncestorEval metric = new Edu.Stanford.Nlp.Parser.Metrics.LeafAncestorEval("LeafAncestor");
            ITreeTransformer tc = tlpp.Collinizer();
            //The evalb ref implementation assigns status for each tree pair as follows:
            //
            //   0 - Ok (yields match)
            //   1 - length mismatch
            //   2 - null parse e.g. (()).
            //
            //In the cases of 1,2, evalb does not include the tree pair in the LP/LR computation.
            IEnumerator <Tree> goldItr  = goldTreebank.GetEnumerator();
            IEnumerator <Tree> guessItr = guessTreebank.GetEnumerator();
            int goldLineId        = 0;
            int guessLineId       = 0;
            int skippedGuessTrees = 0;

            while (guessItr.MoveNext() && goldItr.MoveNext())
            {
                Tree           guessTree  = guessItr.Current;
                IList <ILabel> guessYield = guessTree.Yield();
                guessLineId++;
                Tree           goldTree  = goldItr.Current;
                IList <ILabel> goldYield = goldTree.Yield();
                goldLineId++;
                // Check that we should evaluate this tree
                if (goldYield.Count > MaxGoldYield)
                {
                    skippedGuessTrees++;
                    continue;
                }
                // Only trees with equal yields can be evaluated
                if (goldYield.Count != guessYield.Count)
                {
                    pwOut.Printf("Yield mismatch gold: %d tokens vs. guess: %d tokens (lines: gold %d guess %d)%n", goldYield.Count, guessYield.Count, goldLineId, guessLineId);
                    skippedGuessTrees++;
                    continue;
                }
                Tree evalGuess = tc.TransformTree(guessTree);
                Tree evalGold  = tc.TransformTree(goldTree);
                metric.Evaluate(evalGuess, evalGold, ((Verbose) ? pwOut : null));
            }
            if (guessItr.MoveNext() || goldItr.MoveNext())
            {
                System.Console.Error.Printf("Guess/gold files do not have equal lengths (guess: %d gold: %d)%n.", guessLineId, goldLineId);
            }
            pwOut.Println("================================================================================");
            if (skippedGuessTrees != 0)
            {
                pwOut.Printf("%s %d guess trees%n", "Unable to evaluate", skippedGuessTrees);
            }
            metric.Display(true, pwOut);
            pwOut.Close();
        }
        /// <param name="args"/>
        public static void Main(string[] args)
        {
            if (args.Length < MinArgs)
            {
                log.Info(Usage());
                System.Environment.Exit(-1);
            }
            Properties options       = StringUtils.ArgsToProperties(args, OptionArgDefs());
            bool       Verbose       = PropertiesUtils.GetBool(options, "v", false);
            Language   Language      = PropertiesUtils.Get(options, "l", Language.English, typeof(Language));
            int        MaxGoldYield  = PropertiesUtils.GetInt(options, "g", int.MaxValue);
            int        MaxGuessYield = PropertiesUtils.GetInt(options, "y", int.MaxValue);

            string[] parsedArgs = options.GetProperty(string.Empty, string.Empty).Split("\\s+");
            if (parsedArgs.Length != MinArgs)
            {
                log.Info(Usage());
                System.Environment.Exit(-1);
            }
            File goldFile  = new File(parsedArgs[0]);
            File guessFile = new File(parsedArgs[1]);
            ITreebankLangParserParams tlpp = Language.@params;
            PrintWriter pwOut         = tlpp.Pw();
            Treebank    guessTreebank = tlpp.DiskTreebank();

            guessTreebank.LoadPath(guessFile);
            pwOut.Println("GUESS TREEBANK:");
            pwOut.Println(guessTreebank.TextualSummary());
            Treebank goldTreebank = tlpp.DiskTreebank();

            goldTreebank.LoadPath(goldFile);
            pwOut.Println("GOLD TREEBANK:");
            pwOut.Println(goldTreebank.TextualSummary());
            Edu.Stanford.Nlp.Parser.Metrics.CollinsDepEval depEval = new Edu.Stanford.Nlp.Parser.Metrics.CollinsDepEval("CollinsDep", true, tlpp.HeadFinder(), tlpp.TreebankLanguagePack().StartSymbol());
            ITreeTransformer tc = tlpp.Collinizer();
            //PennTreeReader skips over null/malformed parses. So when the yields of the gold/guess trees
            //don't match, we need to keep looking for the next gold tree that matches.
            //The evalb ref implementation differs slightly as it expects one tree per line. It assigns
            //status as follows:
            //
            //   0 - Ok (yields match)
            //   1 - length mismatch
            //   2 - null parse e.g. (()).
            //
            //In the cases of 1,2, evalb does not include the tree pair in the LP/LR computation.
            IEnumerator <Tree> goldItr = goldTreebank.GetEnumerator();
            int goldLineId             = 0;
            int skippedGuessTrees      = 0;

            foreach (Tree guess in guessTreebank)
            {
                Tree evalGuess = tc.TransformTree(guess);
                if (guess.Yield().Count > MaxGuessYield)
                {
                    skippedGuessTrees++;
                    continue;
                }
                bool doneEval = false;
                while (goldItr.MoveNext() && !doneEval)
                {
                    Tree gold     = goldItr.Current;
                    Tree evalGold = tc.TransformTree(gold);
                    goldLineId++;
                    if (gold.Yield().Count > MaxGoldYield)
                    {
                        continue;
                    }
                    else
                    {
                        if (evalGold.Yield().Count != evalGuess.Yield().Count)
                        {
                            pwOut.Println("Yield mismatch at gold line " + goldLineId);
                            skippedGuessTrees++;
                            break;
                        }
                    }
                    //Default evalb behavior -- skip this guess tree
                    depEval.Evaluate(evalGuess, evalGold, ((Verbose) ? pwOut : null));
                    doneEval = true;
                }
            }
            //Move to the next guess parse
            pwOut.Println("================================================================================");
            if (skippedGuessTrees != 0)
            {
                pwOut.Printf("%s %d guess trees\n", ((MaxGuessYield < int.MaxValue) ? "Skipped" : "Unable to evaluate"), skippedGuessTrees);
            }
            depEval.Display(true, pwOut);
            pwOut.Close();
        }