[core][dataset] Add parameters in deepcopy

darfix/core/dataset.py

@@ -1263,8 +1263,8 @@ class Dataset():
         Create copy of the dataset. The data numpy array is also copied using
         deep copy. The rest of the attributes are the same.
         """
-        dataset = type(self)(self.dir, data=self.data, filenames=self.filenames,
-                             first_filename=self.first_filename, treated=self.treated)
+        dataset = type(self)(self.dir, data=self.data, dims=self.__dims,
+                             in_memory=self.in_memory, copy_files=True)
         dataset.dims = copy.deepcopy(self.__dims, memo)
         return dataset