fix: wrap data_home in Path()

Closes #39

Author: jolars

libsvmdata/abstraction.py

@@ -18,7 +18,9 @@ def _get_data_home(subdir_name=""):
         data_home = os.environ.get("XDG_DATA_HOME", None)
     if data_home is None:
         data_home = Path.home() / "data"
-    return data_home / subdir_name
+    else:
+        data_home = Path(data_home)
+    return data_home / subdir_name if subdir_name else data_home
 
 
 class AbstractDataset(ABC):
@@ -86,7 +88,6 @@ def get_X_y(self, replace=False, verbose=False):
             exists = False
 
         if replace or not exists:
-
             # Remove existing dataset files if there are any
             if raw_dataset_path.exists():
                 raw_dataset_path.unlink()
@@ -106,10 +107,7 @@ def get_X_y(self, replace=False, verbose=False):
 
             if verbose:
                 print("Loading file and saving data...")
-            X, y = self._load_file_and_save_data(
-                raw_dataset_path,
-                ext_dataset_path
-            )
+            X, y = self._load_file_and_save_data(raw_dataset_path, ext_dataset_path)
 
         else:
             if verbose: