--- a/configmix/config.py	Thu Aug 17 09:08:09 2023 +0200
+++ b/configmix/config.py	Fri Aug 18 00:29:55 2023 +0200
@@ -498,10 +498,16 @@
             self.__interpolation_cache.clear()
 
     def disable_cache(self):
+        """Disable the internal lookup cache and the interpolation cache"""
         self.__lookup_cache = None
         self.__interpolation_cache = None
 
     def enable_cache(self):
+        """Enable the internal lookup cache and the interpolation cache.
+
+        The caches are empty after enabling.
+
+        """
         self.__lookup_cache = {}
         self.__interpolation_cache = {}