add downloading

political-advertising-pl.py

@@ -26,6 +26,12 @@ _DESCRIPTION = "Polish Political Advertising Dataset"
 
 _HOMEPAGE = "https://github.com/laugustyniak/misinformation"
 
+_URLS = {
+    "train": "https://huggingface.co/datasets/laugustyniak/political-advertising-pl/blob/main/train.parquet",
+    "test": "https://huggingface.co/datasets/laugustyniak/political-advertising-pl/blob/main/test.parquet",
+    "validation": "https://huggingface.co/datasets/laugustyniak/political-advertising-pl/blob/main/dev.parquet",
+}
+
 DATA_PATH = Path(".")
 
 
@@ -37,10 +43,6 @@ class PoliticalAdvertisingConfig(datasets.BuilderConfig):
 class PoliticalAdvertisingDataset(datasets.GeneratorBasedBuilder):
     VERSION = datasets.Version("1.0.0")
 
-    TRAIN_FILE = DATA_PATH / "train.parquet"
-    VAL_FILE = DATA_PATH / "dev.parquet"
-    TEST_FILE = DATA_PATH / "test.parquet"
-
     BUILDER_CONFIGS = [
         datasets.BuilderConfig(name="political-advertising-pl", version=VERSION)
     ]
@@ -87,16 +89,20 @@ class PoliticalAdvertisingDataset(datasets.GeneratorBasedBuilder):
         )
 
     def _split_generators(self, dl_manager):
+        downloaded_files = dl_manager.download_and_extract(_URLS)
+
         return [
             datasets.SplitGenerator(
-                name=datasets.Split.TRAIN, gen_kwargs={"filepath": str(self.TRAIN_FILE)}
+                name=datasets.Split.TRAIN,
+                gen_kwargs={"filepath": downloaded_files["train"]},
             ),
             datasets.SplitGenerator(
-                name=datasets.Split.TEST, gen_kwargs={"filepath": str(self.TEST_FILE)}
+                name=datasets.Split.TEST,
+                gen_kwargs={"filepath": downloaded_files["test"]},
             ),
             datasets.SplitGenerator(
                 name=datasets.Split.VALIDATION,
-                gen_kwargs={"filepath": str(self.VAL_FILE)},
+                gen_kwargs={"filepath": downloaded_files["validation"]},
             ),
         ]