added API header

JoschD · JoschD · commit 24cc58d45b39 · 2025-07-08T14:58:50.000+02:00
diff --git a/turn_by_turn/io.py b/turn_by_turn/io.py
@@ -68,6 +68,9 @@
 - Only ``madng`` and ``xtrack`` support in-memory conversion.
 - Most modules are for disk reading only.
 - Some modules (e.g., ``esrf``) are experimental or have limited support.
+
+API
+===
 """
 
 from __future__ import annotations
