using bz2 for faster download

.gitattributes

@@ -14,11 +14,11 @@
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 *.pt filter=lfs diff=lfs merge=lfs -text
 *.pth filter=lfs diff=lfs merge=lfs -text
-data/wmt/train/de.jsonl filter=lfs diff=lfs merge=lfs -text
-data/wmt/train/en.jsonl filter=lfs diff=lfs merge=lfs -text
-data/wmt/dev/de.jsonl filter=lfs diff=lfs merge=lfs -text
-data/wmt/dev/en.jsonl filter=lfs diff=lfs merge=lfs -text
-data/wmt/test_2014/de.jsonl filter=lfs diff=lfs merge=lfs -text
-data/wmt/test_2014/en.jsonl filter=lfs diff=lfs merge=lfs -text
-data/wmt/test_2019/de.jsonl filter=lfs diff=lfs merge=lfs -text
-data/wmt/test_2019/en.jsonl filter=lfs diff=lfs merge=lfs -text
+data/wmt/train/de.jsonl.bz2 filter=lfs diff=lfs merge=lfs -text
+data/wmt/train/en.jsonl.bz2 filter=lfs diff=lfs merge=lfs -text
+data/wmt/dev/de.jsonl.bz2 filter=lfs diff=lfs merge=lfs -text
+data/wmt/dev/en.jsonl.bz2 filter=lfs diff=lfs merge=lfs -text
+data/wmt/test_2014/de.jsonl.bz2 filter=lfs diff=lfs merge=lfs -text
+data/wmt/test_2014/en.jsonl.bz2 filter=lfs diff=lfs merge=lfs -text
+data/wmt/test_2019/de.jsonl.bz2 filter=lfs diff=lfs merge=lfs -text
+data/wmt/test_2019/en.jsonl.bz2 filter=lfs diff=lfs merge=lfs -text

data/wmt/dev/{de.jsonl → de.jsonl.bz2}

@@ -1,3 +1,3 @@
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data/wmt/dev/{en.jsonl → en.jsonl.bz2}

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data/wmt/test_2014/{de.jsonl → de.jsonl.bz2}

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data/wmt/test_2019/de.jsonl

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data/wmt/train/de.jsonl

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data/wmt/train/en.jsonl

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wsdmt.py

@@ -1,4 +1,5 @@
 import json
+import bz2
 
 import datasets
 from datasets import DownloadManager, DatasetInfo
@@ -24,7 +25,7 @@ class WSDMTDataset(datasets.GeneratorBasedBuilder):
     config: WSDMTConfig
 
     def _generate_examples(self, path_lang1, path_lang2):
-        with open(path_lang1) as f1, open(path_lang2) as f2:
+        with bz2.open(path_lang1) as f1, bz2.open(path_lang2) as f2:
             for n, (line1, line2) in enumerate(zip(f1, f2)):
                 sentence1_data = json.loads(line1)
                 sentence2_data = json.loads(line2)
@@ -82,7 +83,7 @@ class WSDMTDataset(datasets.GeneratorBasedBuilder):
             }
             for split in split_names
         }
-        downloaded = dl_manager.download_and_extract(urls)
+        downloaded = dl_manager.download(urls)
 
         return [
             datasets.SplitGenerator(name=split,