bug fix - add unique idx per question

mrqa.py

@@ -201,8 +201,8 @@ class MRQA(datasets.GeneratorBasedBuilder):
             with open(filepath, encoding="utf-8") as f:
                 header = next(f)
                 subset = json.loads(header)["header"]["dataset"]
-
-                for i, row in enumerate(f):
+                idx = 0
+                for row in enumerate(f):
                     paragraph = json.loads(row)
                     context = paragraph["context"].strip()
                     if subset == "HotpotQA":
@@ -229,17 +229,18 @@ class MRQA(datasets.GeneratorBasedBuilder):
                             "context": context,
                             # "context_tokens": context_tokens,
                             "qid": qid,
-                            "idx": i,
+                            "idx": idx,
                             "question": question,
                             # "question_tokens": question_tokens,
                             # "detected_answers": detected_answers,
                             "answers": answers,
                             "answer": answers[0]
                         }
+                        idx += 1
                         yield f"{source}_{qid}", final_row
 
 
 if __name__ == '__main__':
     from datasets import load_dataset
-    ssfd_debug = load_dataset("/Users/yuvalkirstain/repos/mrqa", name="newsqa")
+    ssfd_debug = load_dataset("mrqa.py", name="newsqa")
     x = 5