Closes #591 | Add/Update medisco (#654)

* add medisco dataloader

* fix example id to make it unique

* Update seacrowd/sea_datasets/medisco/medisco.py

Co-authored-by: Lj Miranda <[email protected]>

* fix formatting

---------

Co-authored-by: Lj Miranda <[email protected]>

seacrowd/sea_datasets/medisco/medisco.py

@@ -0,0 +1,136 @@
+import os
+from pathlib import Path
+from typing import Dict, List, Tuple
+
+import datasets
+
+from seacrowd.utils import schemas
+from seacrowd.utils.configs import SEACrowdConfig
+from seacrowd.utils.constants import Tasks
+
+_DATASETNAME = "medisco"
+
+_LANGUAGES = ["ind"]  # We follow ISO639-3 language code (https://iso639-3.sil.org/code_tables/639/data)
+_LOCAL = False
+_CITATION = """\
+@INPROCEEDINGS{8629259,
+  author={Qorib, Muhammad Reza and Adriani, Mirna},
+  booktitle={2018 International Conference on Asian Language Processing (IALP)},
+  title={Building MEDISCO: Indonesian Speech Corpus for Medical Domain},
+  year={2018},
+  volume={},
+  number={},
+  pages={133-138},
+  keywords={Training;Automatic speech recognition;Medical services;Writing;Buildings;Computer science;Indonesian Automatic Speech Recognition;Medical Speech Corpus;Text Corpus},
+  doi={10.1109/IALP.2018.8629259}
+}
+"""
+
+_DESCRIPTION = "MEDISCO is a medical Indonesian speech corpus that contains 731 medical terms and consists of 4,680 utterances with total duration 10 hours"
+
+_HOMEPAGE = "https://mrqorib.github.io/2018/02/01/building-medisco.html"
+
+_LICENSE = "GNU General Public License v3.0 (gpl-3.0)"
+
+_URLs = {
+    "medisco": {
+        "train": {
+            "audio": "https://huggingface.co/datasets/mrqorib/MEDISCO/resolve/main/MEDISCO/train/audio.tar.gz",
+            "text": "https://huggingface.co/datasets/mrqorib/MEDISCO/resolve/main/MEDISCO/train/annotation/sentences.txt",
+        },
+        "test": {"audio": "https://huggingface.co/datasets/mrqorib/MEDISCO/resolve/main/MEDISCO/test/audio.tar.gz", "text": "https://huggingface.co/datasets/mrqorib/MEDISCO/resolve/main/MEDISCO/test/annotation/sentences.txt"},
+    }
+}
+
+_SUPPORTED_TASKS = [Tasks.SPEECH_RECOGNITION]
+
+_SOURCE_VERSION = "1.0.0"
+_SEACROWD_VERSION = "1.0.0"
+
+
+class Medisco(datasets.GeneratorBasedBuilder):
+    "MEDISCO is a medical Indonesian speech corpus that contains 731 medical terms and consists of 4,680 utterances with total duration 10 hours"
+
+    BUILDER_CONFIGS = [
+        SEACrowdConfig(
+            name="medisco_source",
+            version=datasets.Version(_SOURCE_VERSION),
+            description="MEDISCO source schema",
+            schema="source",
+            subset_id="medisco",
+        ),
+        SEACrowdConfig(
+            name="medisco_seacrowd_sptext",
+            version=datasets.Version(_SEACROWD_VERSION),
+            description="MEDISCO seacrowd schema",
+            schema="seacrowd_sptext",
+            subset_id="medisco",
+        ),
+    ]
+
+    DEFAULT_CONFIG_NAME = "medisco_source"
+
+    def _info(self):
+        if self.config.schema == "source":
+            features = datasets.Features(
+                {
+                    "id": datasets.Value("string"),
+                    "speaker_id": datasets.Value("string"),
+                    "path": datasets.Value("string"),
+                    "audio": datasets.Audio(sampling_rate=44_100),
+                    "text": datasets.Value("string"),
+                }
+            )
+        elif self.config.schema == "seacrowd_sptext":
+            features = schemas.speech_text_features
+
+        return datasets.DatasetInfo(
+            description=_DESCRIPTION,
+            features=features,
+            homepage=_HOMEPAGE,
+            license=_LICENSE,
+            citation=_CITATION,
+            task_templates=[datasets.AutomaticSpeechRecognition(audio_column="audio", transcription_column="text")],
+        )
+
+    def _split_generators(self, dl_manager: datasets.DownloadManager) -> List[datasets.SplitGenerator]:
+        base_path = _URLs["medisco"]
+
+        return [
+            datasets.SplitGenerator(
+                name=datasets.Split.TRAIN,
+                gen_kwargs={"filepath": dl_manager.download_and_extract(base_path["train"]["audio"]), "text_path": dl_manager.download_and_extract(base_path["train"]["text"]), "split": "train"},
+            ),
+            datasets.SplitGenerator(
+                name=datasets.Split.TEST,
+                gen_kwargs={"filepath": dl_manager.download_and_extract(base_path["test"]["audio"]), "text_path": dl_manager.download_and_extract(base_path["test"]["text"]), "split": "test"},
+            ),
+        ]
+
+    def _generate_examples(self, filepath: Path, text_path: Path, split: str) -> Tuple[int, Dict]:
+
+        with open(text_path, encoding="utf-8") as f:
+            texts = f.readlines()  # contains trailing \n
+
+        for speaker_id in os.listdir(filepath):
+            speaker_path = os.path.join(filepath, speaker_id)
+            if not os.path.isdir(speaker_path):
+                continue
+            for audio_id in os.listdir(speaker_path):
+                audio_idx = int(audio_id.split(".", 1)[0]) - 1  # get 0-based index
+                audio_path = os.path.join(speaker_path, audio_id)
+                key = "{}_{}_{}".format(split, speaker_id, audio_idx)
+                example = {
+                    "id": key,
+                    "speaker_id": speaker_id,
+                    "path": audio_path,
+                    "audio": audio_path,
+                    "text": texts[audio_idx].strip(),
+                }
+                if self.config.schema == "seacrowd_sptext":
+                    gender = speaker_id.split("-", 1)[0]
+                    example["metadata"] = {
+                        "speaker_gender": gender,
+                        "speaker_age": None,
+                    }
+                yield key, example