add n shards as a separate file, update script

common_voice_11_0.py

@@ -17,17 +17,16 @@
 
 import csv
 import os
-import urllib
+import json
 
 import datasets
-import requests
 from datasets.utils.py_utils import size_str
-from huggingface_hub import HfApi, HfFolder
 from tqdm import tqdm
 
 from .languages import LANGUAGES
 from .release_stats import STATS
 
+
 _CITATION = """\
 @inproceedings{commonvoice:2020,
   author = {Ardila, R. and Branson, M. and Davis, K. and Henretty, M. and Kohler, M. and Meyer, J. and Morais, R. and Saunders, L. and Tyers, F. M. and Weber, G.},
@@ -42,16 +41,6 @@ _HOMEPAGE = "https://commonvoice.mozilla.org/en/datasets"
 
 _LICENSE = "https://creativecommons.org/publicdomain/zero/1.0/"
 
-_N_SHARDS = {
-    "ar": {
-        "train": 1,
-        "dev": 1,
-        "test": 1,
-        "other": 2,
-        "invalidated": 1,
-    }
-}
-
 # TODO: change "streaming" to "main" after merge!
 _BASE_URL = "https://huggingface.co/datasets/mozilla-foundation/common_voice_11_0/resolve/streaming/"
 
@@ -59,6 +48,8 @@ _AUDIO_URL = _BASE_URL + "audio/{lang}/{split}/{lang}_{split}_{shard_idx}.tar"
 
 _TRANSCRIPT_URL = _BASE_URL + "transcript/{lang}/{split}.tsv"
 
+_N_SHARDS_URL = _BASE_URL + "n_shards.json"
+
 
 class CommonVoiceConfig(datasets.BuilderConfig):
     """BuilderConfig for CommonVoice."""
@@ -102,7 +93,8 @@ class CommonVoice(datasets.GeneratorBasedBuilder):
             total_hr=float(lang_stats["totalHrs"]) if lang_stats["totalHrs"] else None,
             size_bytes=int(lang_stats["size"]) if lang_stats["size"] else None,
         )
-        for lang, lang_stats in STATS["locales"].items() if lang == "ar"
+        for lang, lang_stats in STATS["locales"].items()
+        if lang in ["ab", "ar", "as", "ast", "az", "ba", "bas", "de"]  # TODO: remove
     ]
 
     def _info(self):
@@ -141,11 +133,15 @@ class CommonVoice(datasets.GeneratorBasedBuilder):
 
     def _split_generators(self, dl_manager):
         lang = self.config.name
+        n_shards_path = dl_manager.download_and_extract(_N_SHARDS_URL)
+        with open(n_shards_path, encoding="utf-8") as f:
+            n_shards = json.load(f)
+
         audio_urls = {}
         splits = ("train", "dev", "test", "other", "invalidated")
         for split in splits:
             audio_urls[split] = [
-                _AUDIO_URL.format(lang=lang, split=split, shard_idx=i) for i in range(_N_SHARDS[lang][split])
+                _AUDIO_URL.format(lang=lang, split=split, shard_idx=i) for i in range(n_shards[lang][split])
             ]
         archive_paths = dl_manager.download(audio_urls)
         local_extracted_archive_paths = dl_manager.extract(archive_paths) if not dl_manager.is_streaming else {}

n_shards.json

@@ -0,0 +1,58 @@
+{
+    "ab": {
+        "dev": 1,
+        "test": 1,
+        "other": 1,
+        "invalidated": 1,
+        "train": 1
+    },
+    "ar": {
+        "dev": 1,
+        "test": 1,
+        "other": 1,
+        "invalidated": 1,
+        "train": 1
+    },
+    "as": {
+        "dev": 1,
+        "test": 1,
+        "other": 1,
+        "invalidated": 1,
+        "train": 1
+    },
+    "ast": {
+        "dev": 0,
+        "test": 1,
+        "other": 1,
+        "invalidated": 0,
+        "train": 1
+    },
+    "az": {
+        "dev": 1,
+        "test": 1,
+        "other": 1,
+        "invalidated": 1,
+        "train": 1
+    },
+    "ba": {
+        "dev": 1,
+        "test": 1,
+        "other": 1,
+        "invalidated": 1,
+        "train": 3
+    },
+    "bas": {
+        "dev": 1,
+        "test": 1,
+        "other": 1,
+        "invalidated": 1,
+        "train": 1
+    },
+    "de": {
+        "dev": 1,
+        "test": 1,
+        "other": 1,
+        "invalidated": 2,
+        "train": 12
+    }
+}