[common] (dset) Add class to represent a dataset in the VOC format as we use

common/research_common/dataset/dataset.py

+from dataclasses import dataclass
+from pathlib import Path
+from typing import Iterable
+
+
+@dataclass
+class Dataset:
+
+    dataset_path: Path
+    dataset_name: str
+
+    @property
+    def images_dir_path(self) -> Path:
+        return self.dataset_path / "image"
+
+    @property
+    def annotations_dir_path(self) -> Path:
+        return self.dataset_path / "image_annotation"
+
+    @property
+    def image_paths(self) -> Iterable[Path]:
+        return self.images_dir_path.glob("*.jpg")
+
+    @property
+    def annotation_paths(self) -> Iterable[Path]:
+        return self.annotations_dir_path.glob("*.xml")