data loader

turku_hockey_data2text.py

@@ -18,6 +18,7 @@
 import csv
 import json
 import os
+import re
 
 import datasets
 
@@ -100,6 +101,7 @@ class TurkuHockeyData2Text(datasets.GeneratorBasedBuilder):
                     "time": datasets.Value("string"),
                     "penalty_minutes": datasets.Value("string"),
                     "saves": datasets.Value("string"),
+                    "multi_reference": datasets.Value("bool")
                     }
                 ),
             }
@@ -148,7 +150,7 @@ class TurkuHockeyData2Text(datasets.GeneratorBasedBuilder):
                     
     def _generate_features(self, example):
         _events = []
-        for e in example["events"]:
+        for i, e in enumerate(example["events"]):
             d = {"event_id": e["event_id"],
                  "event_type": e["event_type"],
                  "text": e["text"] if e["text"] != None else "",
@@ -164,7 +166,28 @@ class TurkuHockeyData2Text(datasets.GeneratorBasedBuilder):
                  "time": e.get("time", ""),
                  "penalty_minutes": e.get("penalty_minutes", ""),
                  "saves": e.get("saves", ""),
+                 "multi_reference": self._is_multireference(i, example["events"])
                 }
             _events.append(d)
         example["events"] = _events
         return example
+        
+    def _is_multireference(self, i, events):
+      """ Return True if this event is one of the multireference events (multiple events refer to the same text passage)
+          Otherwise, return False.
+      """
+      if events[i]["text"] == None:
+          return False
+      multireference = re.compile("E[0-9]+")
+      if multireference.match(events[i]["text"]):
+          return True
+      # can be first of the multireference events (the one including the actual text passage)
+      multi_events = []
+      for event in events:
+          if event["text"] == None:
+              continue
+          if multireference.match(event["text"]):
+              multi_events.append(event["text"])
+      if events[i]["event_id"] in multi_events:
+          return True
+      return False