Upload dataset_infos.json

dataset_infos.json

@@ -0,0 +1,10 @@
+{
+    "train": {
+        "size": 5679862,
+        "num_rows": 10995
+    },
+    "dev": {
+        "size": 608331,
+        "num_rows": 1074
+    }
+}