Changed the way the data is recorded to avoid memory errors (no reading of already stored data)

pythoncontrol/devices/device.py

@@ -12,6 +12,41 @@ class AbstractDevice():
         instantiated directly. Please subclass it and implement the required \
         methods.")
 
+    # def _update_dataset(self, file, data_dict, group_name):
+    #     """
+    #     Helper function to update a dataset in the HDF5 file.
+    #
+    #     Parameters
+    #     ----------
+    #     file : h5py.File
+    #         The HDF5 file object.
+    #     dataset_name : str
+    #         Name of the dataset to update.
+    #     data_func : dict
+    #         Function that returns the data to be saved.
+    # """
+    #     with hp.File(file, 'a') as file:
+    #         if group_name not in file:
+    #             file.create_group(group_name)
+    #
+    #         # Access the group
+    #         group = file[group_name]
+    #         for key, value in data_dict.items():
+    #             if np.isscalar(value):
+    #                 new_data = np.array([[value]])
+    #             else:
+    #                 new_data = np.expand_dims(np.array(value), axis=0)
+    #
+    #             if key in group:
+    #                     # If the dataset already exists, append the new data
+    #                 existing_data = np.array(group[key])
+    #                 updated_data = np.concatenate((existing_data, new_data))
+    #                 del group[key]
+    #                 group[key] = updated_data
+    #             else:
+    #                 # Create the dataset if it doesn't exist, with one one
+    #                 # dimension (to concatenate future data)
+    #                 group[key] = new_data
     def _update_dataset(self, file, data_dict, group_name):
         """
         Helper function to update a dataset in the HDF5 file.