Fix QQP preprocessing for test set. Test set does not contain qid1 or qid2...

Fix QQP preprocessing for test set. Test set does not contain qid1 or qid2 columns, so the current try/except block causes the entire test set to be ignored.

PiperOrigin-RevId: 326259054

official/nlp/data/classifier_data_lib.py

@@ -438,6 +438,12 @@ class QqpProcessor(DataProcessor):
       if i == 0:
         continue
       guid = "%s-%s" % (set_type, line[0])
+      if set_type == "test":
+        text_a = line[1]
+        text_b = line[2]
+        label = "0"
+      else:
+        # There appear to be some garbage lines in the train dataset.
         try:
           text_a = line[3]
           text_b = line[4]