Add back in support for name col in csv file

Currently our csv files dont specify names, but in the
future we might want to. So I have added back
in support for names specified in future csv files.

Author: ptsOSL

src/pytac/load_csv.py

@@ -219,7 +219,8 @@ def load(mode, control_system=None, directory=None, symmetry=None) -> EpicsLatti
     lat.set_data_source(data_source.DeviceDataSource(), pytac.LIVE)
     with csv_loader(mode_dir / ELEMENTS_FILENAME) as csv_reader:
         for item in csv_reader:
-            e = element.EpicsElement(float(item["length"]), item["type"], None, lat)
+            name = item["name"] if item["name"] != "" else None
+            e = element.EpicsElement(float(item["length"]), item["type"], name, lat)
             e.add_to_family(item["type"])
             e.set_data_source(data_source.DeviceDataSource(), pytac.LIVE)
             lat.add_element(e)