FileLoaderBase: First attempt at making path: str abstract attr

ultratrace2/model/files/loaders/base.py

@@ -16,9 +16,14 @@ class FileLoadError(Exception):
 
 
 class FileLoaderBase(ABC):
+    @property
+    @abstractmethod
+    def path(self) -> str:
+        return self._path
 
-    def __init__(self, path: str):
-        self.path = path
+    @path.setter
+    def path(self, path) -> None:
+        self._path = path
 
     def __repr__(self):
         return f"{type(self).__name__}({self.path})"

ultratrace2/model/files/loaders/dicom.py

@@ -13,7 +13,7 @@ def __init__(self, path: str, pixels: np.ndarray):
 
         The `shape` of the pixel array should be `(n_frames, n_rows, n_columns)` for greyscale
         images and `(n_frames, n_rows, n_columns, rgb_data)` for full-color images."""
-        super().__init__(path)
+        self.path = path
         self.pixels = pixels
         # FIXME: these should be in the `.ultratrace/` dir
         self.png_dir = f"{self.path}-frames"