Add 10 tiny configs each with different files

mc4_nl_cleaned.py

@@ -57,6 +57,16 @@ _CONFIGS = dict(
     medium={"train": 500, "validation": 2},
     large={"train": 750, "validation": 3},
     full={"train": 1024, "validation": 4},
+    tiny_0={"start": 0, "train": 100, "validation": 1},
+    tiny_1={"start": 100, "train": 100, "validation": 1},
+    tiny_2={"start": 200, "train": 100, "validation": 1},
+    tiny_3={"start": 300, "train": 100, "validation": 1},
+    tiny_4={"start": 400, "train": 100, "validation": 1},
+    tiny_5={"start": 500, "train": 100, "validation": 1},
+    tiny_6={"start": 600, "train": 100, "validation": 1},
+    tiny_7={"start": 700, "train": 100, "validation": 1},
+    tiny_8={"start": 800, "train": 100, "validation": 1},
+    tiny_9={"start": 900, "train": 100, "validation": 1},
 )
 
 
@@ -127,6 +137,20 @@ class Mc4(datasets.GeneratorBasedBuilder):
         ),
     ]
 
+    for i in range(10):
+        BUILDER_CONFIGS.append(
+            Mc4NlCleanedConfig(
+                name=f"tiny_{i}",
+                version=datasets.Version("1.0.0"),
+                description=textwrap.dedent(
+                    f"""\
+                    The tiny_{i} slice of the full cleaned version of the Dutch portion of the multilingual C4 corpus.
+                    Estimated size of compressed files: 10GB
+                    """
+                ),
+            ),
+        )
+
     def _info(self):
         return datasets.DatasetInfo(
             description=_DESCRIPTION,
@@ -146,14 +170,18 @@ class Mc4(datasets.GeneratorBasedBuilder):
     def _split_generators(self, dl_manager):
         data_urls = {}
         for split in ["train", "validation"]:
+            start_file = (
+                _CONFIGS[self.config.name].get("start", 0) if split == "train" else 0
+            )
+            num_files = _CONFIGS[self.config.name].get(split)
             data_urls[split] = [
                 _BASE_URL.format(
                     split=split,
                     index=index,
-                    validation="-validation" if split=="validation" else "",
+                    validation="-validation" if split == "validation" else "",
                     n_shards=4 if split == "validation" else 1024,
                 )
-                for index in range(_CONFIGS[self.config.name][split])
+                for index in range(start_file, start_file + num_files)
             ]
         train_downloaded_files = dl_manager.download(data_urls["train"])
         validation_downloaded_files = dl_manager.download(data_urls["validation"])