Update BigEarthNet.py

BigEarthNet.py

@@ -178,6 +178,9 @@ class BigEarthNetDataset(datasets.GeneratorBasedBuilder):
 
     def _split_generators(self, dl_manager):
         print(dl_manager.download_config.cache_dir)
+        # Ensure cache directory is set
+        if dl_manager.download_config.cache_dir is None:
+            return []
         if isinstance(self.DATA_URL, list):
             try:
                 downloaded_files = dl_manager.download(self.DATA_URL)