diff --git a/scripts/ids-to-yaml.py b/scripts/ids-to-yaml.py
deleted file mode 100755
index 1e1bfd2..0000000
--- a/scripts/ids-to-yaml.py
+++ /dev/null
@@ -1,40 +0,0 @@
-#!/usr/bin/env python3
-
-import yaml
-import argparse
-
-
-def main():
-    parser = argparse.ArgumentParser(description="Convert a list of items into a structured YAML format.")
-    parser.add_argument("input_file", help="Path to the IDS list.")
-    parser.add_argument("doc_value", help="IDS filename to display in tooltips")
-    parser.add_argument("output_file", help="Path to the output YAML file.")
-
-    args = parser.parse_args()
-
-    try:
-        with open(args.input_file, "r") as file:
-            lines = file.readlines()
-
-        data = []
-        for line in lines:
-            line = line.strip()
-            if line:  # Skip empty lines
-                parts = line.split()
-                if len(parts) == 2:
-                    value, name = parts
-                    data.append({"name": name, "detail": value, "doc": args.doc_value})
-
-        with open(args.output_file, "w") as file:
-            yaml.dump(data, file, default_flow_style=False, sort_keys=False)
-
-        print(f"Output written to {args.output_file}")
-
-    except FileNotFoundError:
-        print(f"File not found: {args.input_file}")
-    except Exception as e:
-        print(f"An error occurred: {e}")
-
-
-if __name__ == "__main__":
-    main()
diff --git a/scripts/ids_to_yaml.py b/scripts/ids_to_yaml.py
new file mode 100755
index 0000000..405ade2
--- /dev/null
+++ b/scripts/ids_to_yaml.py
@@ -0,0 +1,34 @@
+#!/usr/bin/env python3
+
+import argparse
+import yaml
+
+
+def main():
+    parser = argparse.ArgumentParser(description="Convert a list of items into a structured YAML format.")
+    parser.add_argument("input_file", help="Path to the IDS list.")
+    parser.add_argument("doc_value", help="IDS filename to display in tooltips")
+    parser.add_argument("output_file", help="Path to the output YAML file.")
+
+    args = parser.parse_args()
+
+    with open(args.input_file, "r", encoding="utf-8") as file:
+        lines = file.readlines()
+
+    data = []
+    for line in lines:
+        line = line.strip()
+        if line:  # Skip empty lines
+            parts = line.split()
+            if len(parts) == 2:
+                value, name = parts
+                data.append({"name": name, "detail": value, "doc": args.doc_value})
+
+    with open(args.output_file, "w", encoding="utf-8") as file:
+        yaml.dump(data, file, default_flow_style=False, sort_keys=False)
+
+    print(f"Output written to {args.output_file}")
+
+
+if __name__ == "__main__":
+    main()
diff --git a/scripts/iesdp_update.py b/scripts/iesdp_update.py
index 4d85dfb..18c08c6 100755
--- a/scripts/iesdp_update.py
+++ b/scripts/iesdp_update.py
@@ -311,7 +311,8 @@ def sanitise(self):
         definition_items = {**definition_items, **new_definition_items}
 
         pod.append_offsets(offsets, prefix)
-    prefix_dir = get_format_version(ff)
+    # This is not a constant, and doesn't need UPPERCASE
+    prefix_dir = get_format_version(ff)  # pylint: disable=invalid-name
     dump_definition(prefix_dir, definition_items, IELIB_STRUCTURES_DIR)
 
 # feature block