From 575cd9f9102596b396ac8e7ab4f0c74b35d369e6 Mon Sep 17 00:00:00 2001
From: Chris Dyer <cdyer@cs.cmu.edu>
Date: Wed, 12 Oct 2011 14:57:15 +0100
Subject: model lenght properly, clean up

---
 gi/pf/corpus.cc | 57 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 57 insertions(+)
 create mode 100644 gi/pf/corpus.cc

(limited to 'gi/pf/corpus.cc')

diff --git a/gi/pf/corpus.cc b/gi/pf/corpus.cc
new file mode 100644
index 00000000..a408e7cf
--- /dev/null
+++ b/gi/pf/corpus.cc
@@ -0,0 +1,57 @@
+#include "corpus.h"
+
+#include <set>
+#include <vector>
+#include <string>
+
+#include "tdict.h"
+#include "filelib.h"
+
+using namespace std;
+
+namespace corpus {
+
+void ReadParallelCorpus(const string& filename,
+                vector<vector<WordID> >* f,
+                vector<vector<WordID> >* e,
+                set<WordID>* vocab_f,
+                set<WordID>* vocab_e) {
+  f->clear();
+  e->clear();
+  vocab_f->clear();
+  vocab_e->clear();
+  ReadFile rf(filename);
+  istream* in = rf.stream();
+  assert(*in);
+  string line;
+  const WordID kDIV = TD::Convert("|||");
+  vector<WordID> tmp;
+  while(*in) {
+    getline(*in, line);
+    if (line.empty() && !*in) break;
+    e->push_back(vector<int>());
+    f->push_back(vector<int>());
+    vector<int>& le = e->back();
+    vector<int>& lf = f->back();
+    tmp.clear();
+    TD::ConvertSentence(line, &tmp);
+    bool isf = true;
+    for (unsigned i = 0; i < tmp.size(); ++i) {
+      const int cur = tmp[i];
+      if (isf) {
+        if (kDIV == cur) { isf = false; } else {
+          lf.push_back(cur);
+          vocab_f->insert(cur);
+        }
+      } else {
+        assert(cur != kDIV);
+        le.push_back(cur);
+        vocab_e->insert(cur);
+      }
+    }
+    assert(isf == false);
+  }
+}
+
+}
+
-- 
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