should be ready | dunno about metadata jsonlines

unit-test_PDFfolder.py

@@ -51,26 +51,26 @@ class PdfFolder(datasets.GeneratorBasedBuilder):
 
         archive_path = dl_manager.download(_URL)
 
-        import pdb; pdb.set_trace()  # breakpoint aef4d417 //
-
-
         return [
             datasets.SplitGenerator(
                 name=datasets.Split.TRAIN,
                 gen_kwargs={
                     "archive_iterator": dl_manager.iter_archive(archive_path),
+                    "supposed_labelset": "train"
                 },
             ),
             datasets.SplitGenerator(
                 name=datasets.Split.TEST,
                 gen_kwargs={
                     "archive_iterator": dl_manager.iter_archive(archive_path),
+                    "supposed_labelset": "test"
                 },
             ),
             datasets.SplitGenerator(
                 name=datasets.Split.VALIDATION,
                 gen_kwargs={
                     "archive_iterator": dl_manager.iter_archive(archive_path),
+                    "supposed_labelset": "val"
                 },
             ),
         ]
@@ -91,14 +91,24 @@ class PdfFolder(datasets.GeneratorBasedBuilder):
 
         # return splits
 
-    def _generate_examples(self, archive_path):
-        labels = self.info.features["labels"]
-        logger.info("generating examples from = %s", archive_path)
-        extensions = {".pdf"}
-        for i, path in enumerate(Path(archive_path).glob("**/*")):
+    def _generate_examples(self, archive_path, supposed_labelset):
+
+        #could also get the label from somewhere else 
+
+        #data/train/categoryB/581261-brown-invoice-10-29-11-04-12-2-13530037073412-pdf.pdf
+        #folder/labelset/label/filename
+
+        extensions = {".pdf", ".PDF"}
+        for file_path, file_obj in archive_iterator:
+            folder, labelset, label, filename = file_path.split("/")
+            if labelset != supposed_labelset:
+                continue
+            path = Path(filename)
             if path.suffix in extensions:
+                import pdb; pdb.set_trace()  # breakpoint a2febfcf //
 
-                images = pdf2image.convert_from_bytes(path.posix()) #alternatively https://huggingface.co/docs/datasets/v2.8.0/en/package_reference/main_classes#datasets.Dataset.set_transform
+                images = pdf2image.convert_from_path(path.posix())
+                yield file_path, {"file": images, "labels": label}
 
-                # convert PDF to list of images
-                yield i, {"file": images, "labels": labels.encode_example(path.parent.name.lower())}
+        #labels = self.info.features["labels"]
+        #labels.encode_example(path.parent.name.lower())