menu tree mockup

cli/utils.py

@@ -0,0 +1,14 @@
+def choose_from_list(items, label_fn):
+    for i, item in enumerate(items, start=1):
+        print(f"{i}. {label_fn(item)}")
+    print("0. Back")
+
+    choice = input("> ").strip()
+    if choice == "0":
+        return None
+
+    try:
+        return items[int(choice) - 1]
+    except (ValueError, IndexError):
+        print("Invalid choice")
+        return None