Update poquad_v2.py

poquad_v2.py

@@ -41,7 +41,7 @@ class SquadV2(datasets.GeneratorBasedBuilder):
 
     # TODO(squad_v2): Set up version.
     BUILDER_CONFIGS = [
-        SquadV2Config(name="poquad", version=datasets.Version("1.0.0"), description="PoQuaD plaint text"),
+        SquadV2Config(name="poquad_v2", version=datasets.Version("1.0.0"), description="PoQuaD plaint text"),
     ]
 
     def _info(self):
@@ -56,7 +56,7 @@ class SquadV2(datasets.GeneratorBasedBuilder):
                     "title": datasets.Value("string"),
                     "context": datasets.Value("string"),
                     "question": datasets.Value("string"),
-                    "is_impossible": datasets.Value("bool"),
+                    "is_impossible": datasets.Value("string"),
                     "answers": datasets.features.Sequence(
                         {
                             "text": datasets.Value("string"),
@@ -109,9 +109,9 @@ class SquadV2(datasets.GeneratorBasedBuilder):
                         question = qa["question"]
                         is_impossible = qa["is_impossible"]
                         
-                        answers = ['']
-                        answer_starts = ['']
-                        generative_answers = ['']
+                        answers = []
+                        answer_starts = []
+                        generative_answers = []
                         
                         check_ans = "answers"
                         if is_impossible is False:
@@ -124,7 +124,7 @@ class SquadV2(datasets.GeneratorBasedBuilder):
                             "title": title,
                             "context": context,
                             "question": question,
-                            "is_impossible" : is_impossible,
+                            "is_impossible" : str(is_impossible),
                             # "paragraph_id": paragraph_id,
                             "answers": {
                                 "answer_start": answer_starts,