seems to work

dummy/original_cased/1.0.2/dummy_data.zip

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:9215c2bdb43078f28883d4c450b19e6c41d907b634361859c9ba1435a763ccb4
+size 2874

dummy/original_lower/1.0.2/dummy_data.zip

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:552874213dd1e39a2e0bc5915c5a37f4cbac1954d0211bfdd51deff1b21e5bac
+size 2873

dummy/original_lower_mix/1.0.2/dummy_data.zip

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:b53de0a8045101cdaf954ba324bc4510913b401e8e51c6821a795fe1a33ab31c
+size 2959

dummy/simple_cased/1.0.2/dummy_data.zip

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:9bdb4172cb599d00eb4752ca619c2e5ab2e62797937f4b6fe770b27156807117
+size 2857

dummy/simple_lower/1.0.2/dummy_data.zip

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:bfe6e55f7cc6a071cbe798148e733f45a88df141c39b80113ec42857480dbca9
+size 2858

dummy/simple_lower_mix/1.0.2/dummy_data.zip

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:c0c17e4530edb13b371046c4f25f4e8621fb0faf44c2ee620c84ee65dfc11312
+size 2948

suc3_1.py

@@ -146,8 +146,8 @@ class SUC3(datasets.GeneratorBasedBuilder):
     def _info(self):
         features = {"id": datasets.Value("string"),
                     "tokens": datasets.features.Sequence(datasets.Value("string")),
-                    "pos_tags": datasets.features.Sequence(_POS_LABEL_NAMES),
-                    "ner_tags": datasets.features.Sequence(self.config.ner_label_names)}
+                    "pos_tags": datasets.features.Sequence(datasets.Value("string")),
+                    "ner_tags": datasets.features.Sequence(datasets.Value("string"))}
 
         return datasets.DatasetInfo(
             description=_DESCRIPTION + self.config.description,
@@ -160,7 +160,6 @@ class SUC3(datasets.GeneratorBasedBuilder):
     def _split_generators(self, dl_manager):
         dl_dir = dl_manager.download_and_extract(_URL + self.config.data_url)
         dl_dir = os.path.join(dl_dir, self.config.data_url.split("/")[-1].split(".")[0])
-        print("hello", dl_dir)
         return [
             datasets.SplitGenerator(
                 name=datasets.Split.TRAIN,
@@ -184,6 +183,6 @@ class SUC3(datasets.GeneratorBasedBuilder):
 
     def _generate_examples(self, data_file):
         with open(data_file, encoding="utf-8") as f:
-            for line in f:
+            for i, line in enumerate(f):
                 row = json.loads(line)
-                yield row
+                yield str(i), row