adapt dataset version and credit cpp5

odor.py

@@ -1,5 +1,4 @@
 # coding=utf-8
-# Copyright 2021 The HuggingFace Datasets Authors and the current dataset script contributor.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
@@ -12,6 +11,7 @@
 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+# Based on: https://huggingface.co/datasets/cppe-5/blob/main/cppe-5.py.
 """ODOR dataset."""
 
 
@@ -46,7 +46,7 @@ _CATEGORIES = ['ant', 'camel', 'jewellery', 'frog', 'physalis', 'celery', 'cauli
 class ODOR(datasets.GeneratorBasedBuilder):
     """ODOR dataset."""
 
-    VERSION = datasets.Version("1.0.0")
+    VERSION = datasets.Version("3.0.0")
 
     def _info(self):
         features = datasets.Features(