Refactor ISCO_Hierarchical_Accuracy methods to use self parameter

isco_hierarchical_accuracy.py

@@ -112,7 +112,7 @@ class ISCO_Hierarchical_Accuracy(evaluate.Metric):
             reference_urls=["http://path.to.reference.url/new_module"],
         )
 
-    def create_hierarchy_dict(file: str) -> dict:
+    def create_hierarchy_dict(self, file: str) -> dict:
         """
         Creates a dictionary where keys are nodes and values are sets of parent nodes representing the group level hierarchy of the ISCO-08 structure.
         The function assumes that the input CSV file has a column named 'unit' with the 4-digit ISCO-08 codes.
@@ -150,7 +150,7 @@ class ISCO_Hierarchical_Accuracy(evaluate.Metric):
 
         return isco_hierarchy
 
-    def find_ancestors(node: str, hierarchy: dict) -> set:
+    def find_ancestors(self, node: str, hierarchy: dict) -> set:
         """
         Find the ancestors of a given node in a hierarchy.
 
@@ -189,6 +189,7 @@ class ISCO_Hierarchical_Accuracy(evaluate.Metric):
         return extended_classes
 
     def calculate_hierarchical_precision_recall(
+        self,
         reference_codes: List[str],
         predicted_codes: List[str],
         hierarchy: Dict[str, Set[str]],
@@ -228,7 +229,7 @@ class ISCO_Hierarchical_Accuracy(evaluate.Metric):
 
         return hP, hR
 
-    def hierarchical_f_measure(hP, hR, beta=1.0):
+    def hierarchical_f_measure(self, hP, hR, beta=1.0):
         """
         Calculate the hierarchical F-measure.