Update files from the datasets library (from 1.4.0)

Release notes: https://github.com/huggingface/datasets/releases/tag/1.4.0

ethos.py

@@ -2,13 +2,14 @@
 
 from __future__ import absolute_import, division, print_function
 
-import logging
-
 import pandas as pd
 
 import datasets
 
 
+logger = datasets.logging.get_logger(__name__)
+
+
 _CITATION = """
 @misc{mollas2020ethos,
       title={ETHOS: an Online Hate Speech Detection Dataset},
@@ -53,7 +54,7 @@ class EthosConfig(datasets.BuilderConfig):
         elif variation.lower() == "multilabel":
             self.variation = "multilabel"
         else:
-            logging.warning("Wrong variation. Could be either 'binary' or 'multilabel', using 'binary' instead.")
+            logger.warning("Wrong variation. Could be either 'binary' or 'multilabel', using 'binary' instead.")
             self.variation = "binary"
         super(EthosConfig, self).__init__(**kwargs)