add skipping of None examples

SIMPITIKI.py

@@ -258,6 +258,9 @@ class SIMPITIKI(datasets.GeneratorBasedBuilder):
         with open(filepath, encoding="utf-8") as f:
             for id_, row in enumerate(f):
                 data = json.loads(row)
+                # A couple of missing examples in here, skipping.
+                if data["text"] == None:
+                  continue
                 yield id_, {
                         "text": data["text"],
                         "target": data["simplified_text"],

dataset_infos.json

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:975a02c53aa1d9c6aa704f750ee773114d1021c6af026c001861055256925a2a
+oid sha256:a35664ea0486ed1d9fd55a9f32ed5ab2ab63ced42aad9cbdf30427a464242c29
 size 8896