Refactor ISCO hierarchy creation in MetricTemplate1

metric_template_1.py

@@ -96,9 +96,7 @@ class MetricTemplate1(evaluate.Metric):
         # Download and prepare the ISCO structure csv file
         isco_csv = dl_manager.download_and_extract(ISCO_HIERARCHY_URL)
         print(f"ISCO CSV file downloaded")
-        self.isco_hierarchy = isco.create_hierarchy(
-            os.path.join(isco_csv, "isco_structure.csv")
-        )
+        self.isco_hierarchy = isco.create_hierarchy(isco_csv)
         print("ISCO hierarchy created")
         print(self.isco_hierarchy)