Append AeroPath to DATA_DIR

AeroPath.py

@@ -133,6 +133,9 @@ class AeroPath(datasets.GeneratorBasedBuilder):
         urls = _URLS[self.config.name]
         self.DATA_DIR = dl_manager.download_and_extract(urls)
 
+        # append AeroPath
+        self.DATA_DIR = os.path.join(self.DATA_DIR, "AeroPath")
+
         print("data is downloaded to:", self.DATA_DIR)
 
         return [