diff --git a/lib/constants.py b/lib/constants.py
index 5405523..8eae3d1 100644
--- a/lib/constants.py
+++ b/lib/constants.py
@@ -6,6 +6,8 @@ from functools import lru_cache
 
 
 class _parser:
+    """Internal parser class. Not intended for direct use outside this module."""
+
     @lru_cache(maxsize=1024)
     def read_yaml(self, path):
         return self._read_file(f"settings/{path}.yaml", yaml.safe_load)