fixed bug in data loader for de, en, and es

mc4_legal.py

@@ -3,6 +3,7 @@ import ast
 import json
 
 import datasets
+from huggingface_hub.file_download import hf_hub_url
 
 try:
     import lzma as xz
@@ -19,7 +20,6 @@ _CITATION = """
 """
 
 _URL = "https://huggingface.co/datasets/joelito/mc4_legal"
-_DATA_URL = f"{_URL}/resolve/main/data"
 
 _LANGUAGES = [
     "bg",
@@ -85,13 +85,16 @@ class MC4Legal(datasets.GeneratorBasedBuilder):
         )
 
     def _split_generators(self, dl_manager):
+        def get_url(file_name):
+            return hf_hub_url(repo_id="joelito/mc4_legal", filename=f"data/{file_name}.jsonl.xz", repo_type="dataset")
+
         data_urls = []
         languages = _LANGUAGES if self.config.name == "all" else [self.config.name]
         for language in languages:
             if language in ["de", "en", "es"]:  # here we need to chunk because the files are too large
-                data_urls.append([f"{_DATA_URL}/{language}_{idx}.jsonl.xz" for idx in [0, 1]])
+                data_urls.extend([get_url(f"{language}_{idx}") for idx in [0, 1]])
             else:
-                data_urls.append(f"{_DATA_URL}/{language}.jsonl.xz")
+                data_urls.append(get_url(language))
 
         downloaded_files = dl_manager.download(data_urls)
         return [datasets.SplitGenerator(name=datasets.Split.TRAIN, gen_kwargs={"filepaths": downloaded_files})]
@@ -107,14 +110,17 @@ class MC4Legal(datasets.GeneratorBasedBuilder):
                         if line:
                             example = json.loads(line)
                             if example is not None and isinstance(example, dict):
+                                timestamp = example.get("timestamp", "")
+                                # remove the Z at the end (time zone)
+                                if isinstance(timestamp, str) and timestamp.endswith("Z"):
+                                    timestamp = timestamp[:-1]
                                 yield id_, {
                                     "index": example.get("index", ""),
                                     "url": example.get("url", ""),
-                                    # remove the Z at the end (time zone)
-                                    "timestamp": example.get("timestamp", "")[:-1],
+                                    "timestamp": timestamp,
                                     "matches": ast.literal_eval(example.get("matches", "")),
                                     "text": example.get("text", ""),
                                 }
                                 id_ += 1
-            except:
-                print("Error reading file:", filepath)
+            except Exception:
+                logger.exception("Error while processing file %s", filepath)