undo xcca unrelated changes to SerializableMixin.

Author: TimBerberich

src/extra/applications/base.py

@@ -62,23 +62,22 @@ def _asdict(self):
         Return serializable dict.
         """
         pass
-    
-    @classmethod
-    def _fromdict(cls, all_data):
+
+    def _fromdict(self, all_data):
         """
         Rebuild it from dict.
         """
-        return cls(**all_data)
+        pass
 
     @classmethod
     def from_file(cls, filename: str):
         """
         Load setup saved with save previously.
         """
-        #obj = cls()
+        obj = cls()
         with h5py.File(filename, "r") as fid:
             all_data = load_dict(fid)
-            obj = cls._fromdict(all_data)
+            obj._fromdict(all_data)
 
         return obj