detokenize target

RotoWire_English-German.py

@@ -56,6 +56,22 @@ player_line = "<PLAYER> %s <TEAM> %s <POS> %s <RANK> %s <MIN> %d <PTS> %d <FG> %
 team_line = "%s <TEAM> %s <CITY> %s <TEAM-RESULT> %s <TEAM-PTS> %d <WINS-LOSSES> %d %d <QTRS> %d %d %d %d " \
             "<TEAM-AST> %d <3PT> %d <TEAM-FG> %d <TEAM-FT> %d <TEAM-REB> %d <TEAM-TO> %d"
 
+def detokenize(text):
+    """
+    Untokenizing a text undoes the tokenizing operation, restoring
+    punctuation and spaces to the places that people expect them to be.
+    Ideally, `untokenize(tokenize(text))` should be identical to `text`,
+    except for line breaks.
+    """
+    step1 = text.replace("`` ", '"').replace(" ''", '"').replace('. . .',  '...')
+    step2 = step1.replace(" ( ", " (").replace(" ) ", ") ")
+    step3 = re.sub(r' ([.,:;?!%]+)([ \'"`])', r"\1\2", step2)
+    step4 = re.sub(r' ([.,:;?!%]+)$', r"\1", step3)
+    step5 = step4.replace(" '", "'").replace(" n't", "n't").replace(
+         "can not", "cannot").replace(" 've", "'ve")
+    step6 = step5.replace(" ` ", " '")
+    return step6.strip()
+
 class RotowireEnglishGerman(datasets.GeneratorBasedBuilder):
     """Dataset for WNGT2019 shared task on Document-level Generation and Translation."""
 
@@ -478,7 +494,8 @@ class RotowireEnglishGerman(datasets.GeneratorBasedBuilder):
         with open(filepath, encoding="utf-8") as f:
             all_data = json.load(f)
             for id_, data in enumerate(all_data):
+                detok_target = detokenize(" ".join(data['summary_de']))
                 data['linearized_input'] = self.linearize_input(data)
-                data['target'] = data['summary_de'][0]
-                data['references'] = data['summary_de']
+                data['target'] = detok_target
+                data['references'] = [detok_target]
                 yield id_, data

dataset_infos.json

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:ecd0484e5d6450c3f5532d9b5821e18c5c15df516d21bebf3708f74c18a4f476
+oid sha256:f4a8df1f5677f21148d65ab7b5fb40074f3e5c0fb52bffbf3ebcc551ba5d66ad
 size 40690