Update dataset.py

dataset.py

@@ -1,12 +1,13 @@
 import json
 import os
-import tarfile
+from datasets import DatasetInfo, GeneratorBasedBuilder, Split, SplitGenerator, Features, Value
 
-from datasets import DatasetInfo, GeneratorBasedBuilder, Split, SplitGenerator, Value, Features
 
 class IrrisightDataset(GeneratorBasedBuilder):
-    BUILDER_CONFIGS = [
-        DatasetInfo(
+    VERSION = "1.0.0"
+
+    def _info(self):
+        return DatasetInfo(
             description="IRRISIGHT dataset with compressed tar.gz archives",
             features=Features({
                 "image_path": Value("string"),
@@ -17,35 +18,36 @@ class IrrisightDataset(GeneratorBasedBuilder):
                 "split": Value("string")
             }),
         )
-    ]
 
     def _split_generators(self, dl_manager):
-        root_dir = dl_manager.download_and_extract({
-            "maryland": {
-                "data": "https://huggingface.co/datasets/Nibir/IRRISIGHT/resolve/main/New Jersey/2023.tar.gz",
-                "meta": "https://huggingface.co/datasets/Nibir/IRRISIGHT/resolve/main/New Jersey/metadata.jsonl"
-            }
+        downloaded = dl_manager.download_and_extract({
+            "tar": "https://huggingface.co/datasets/Nibir/IRRISIGHT/resolve/main/Data/New%20Jersey/2023.tar.gz",
+            "meta": "https://huggingface.co/datasets/Nibir/IRRISIGHT/resolve/main/Data/New%20Jersey/metadata.jsonl"
         })
 
         return [
             SplitGenerator(
                 name=Split.TRAIN,
                 gen_kwargs={
-                    "metadata_path": root_dir["maryland"]["meta"],
-                    "image_dir": os.path.join(root_dir["maryland"]["data"], "2023")
+                    "metadata_path": downloaded["meta"],
+                    "unzipped_dir": downloaded["tar"]
                 }
             )
         ]
 
-    def _generate_examples(self, metadata_path, image_dir):
+    def _generate_examples(self, metadata_path, unzipped_dir):
         with open(metadata_path, "r") as f:
             for idx, line in enumerate(f):
                 record = json.loads(line)
+
+                # Full absolute path to image folder (uncompressed patch dir)
+                image_path = os.path.join(unzipped_dir, record["image_path"])
+
                 yield idx, {
-                    "image_path": os.path.join(image_dir, os.path.basename(record["image_path"])),
+                    "image_path": image_path,
                     "label_type": record.get("label_type", ""),
                     "text_prompt": record.get("text_prompt", ""),
                     "polygon": record.get("polygon", ""),
                     "crs": record.get("crs", ""),
                     "split": record.get("split", "")
-                }
+                }