Update bark_detection.py

bark_detection.py

@@ -1,6 +1,22 @@
-"""A bark detection dataset"""
+# coding=utf-8
+# Copyright 2024 The HuggingFace Datasets Authors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# 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.
 
-import csv
+# Lint as: python3
+
+from pathlib import Path
+from random import shuffle
 
 import datasets
 
@@ -31,6 +47,14 @@ class BarkDetection(datasets.GeneratorBasedBuilder):
     def _info(self):
         return datasets.DatasetInfo(
             description=_DESCRIPTION,
+            features=datasets.Features(
+                {
+                    "file": datasets.Value("string"),
+                    "audio": datasets.Audio(sampling_rate=44_100),
+                    "label": datasets.Value("string"),
+                }
+            ),
+            supervised_keys=("file", "label"),
             homepage=_HOMEPAGE,
             license=_LICENSE,
             citation=_CITATION,
@@ -61,3 +85,17 @@ class BarkDetection(datasets.GeneratorBasedBuilder):
                 },
             ),
         ]
+
+    def _generate_examples(self, archive_path, split):
+        """Yields examples."""
+        key = 0
+        audio_files_dir = Path(archive_path) / split
+        for audio_file_path in shuffle(audio_files_dir.glob("*/*.wav")):
+            filename = audio_file_path.stem
+            label = audio_file_path.parent.stem
+            yield key, {
+                "file": filename,
+                "audio": str(audio_file_path),
+                "label": label,
+            }
+            key += 1