SpaceNet2 update (#469)

tests/datasets/test_spacenet.py

@@ -87,7 +87,7 @@ class TestSpaceNet2:
         radiant_mlhub = pytest.importorskip("radiant_mlhub", minversion="0.2.1")
         monkeypatch.setattr(radiant_mlhub.Collection, "fetch", fetch_collection)
         test_md5 = {
-            "sn2_AOI_2_Vegas": "b3236f58604a9d746c4e09b3e487e427",
+            "sn2_AOI_2_Vegas": "6ceae7ff8c557346e8a4c8b6c61cc1b9",
             "sn2_AOI_3_Paris": "811e6a26fdeb8be445fed99769fa52c5",
             "sn2_AOI_4_Shanghai": "139d1627d184c74426a85ad0222f7355",
             "sn2_AOI_5_Khartoum": "435535120414b74165aa87f051c3a2b3",

torchgeo/datasets/spacenet.py

@@ -501,7 +501,7 @@ class SpaceNet2(SpaceNet):
 
     dataset_id = "spacenet2"
     collection_md5_dict = {
-        "sn2_AOI_2_Vegas": "cdc5df70920adca870a9fd0dfc4cca26",
+        "sn2_AOI_2_Vegas": "a5a8de355290783b88ac4d69c7ef0694",
         "sn2_AOI_3_Paris": "8299186b7bbfb9a256d515bad1b7f146",
         "sn2_AOI_4_Shanghai": "4e3e80f2f437faca10ca2e6e6df0ef99",
         "sn2_AOI_5_Khartoum": "8070ff9050f94cd9f0efe9417205d7c3",
@@ -553,35 +553,6 @@ class SpaceNet2(SpaceNet):
             root, image, collections, transforms, download, api_key, checksum
         )
 
-    # TODO: Remove this once radiantearth/radiant-mlhub#65 is fixed
-    def _load_files(self, root: str) -> List[Dict[str, str]]:
-        """Return the paths of the files in the dataset.
-
-        Args:
-            root: root dir of dataset
-
-        Returns:
-            list of dicts containing paths for each pair of image and label
-        """
-        files = []
-        pat = re.compile("img1" + re.escape(os.sep))
-        for collection in self.collections:
-            images = glob.glob(os.path.join(root, collection, "*", self.filename))
-            images = sorted(images)
-            for imgpath in images:
-                if collection == "sn2_AOI_2_Vegas" and pat.search(imgpath):
-                    lbl_path = os.path.join(
-                        os.path.dirname(os.path.dirname(imgpath)),
-                        "_common",
-                        "labels.geojson",
-                    )
-                else:
-                    lbl_path = os.path.join(
-                        os.path.dirname(imgpath) + "-labels", self.label_glob
-                    )
-                files.append({"image_path": imgpath, "label_path": lbl_path})
-        return files
-
 
 class SpaceNet4(SpaceNet):
     """SpaceNet 4: Off-Nadir Buildings Dataset.