From 7f9af12f3286dcf1542ae77e1d91f6f0d14e9a03 Mon Sep 17 00:00:00 2001
From: James McKinney <26463+jpmckinney@users.noreply.github.com>
Date: Wed, 8 May 2024 21:16:15 -0400
Subject: [PATCH] docs: Add comments defending the use of warning __init__ for
 backwards compatibility

---
 ocdsextensionregistry/exceptions.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/ocdsextensionregistry/exceptions.py b/ocdsextensionregistry/exceptions.py
index b163fcd..a77ea6d 100644
--- a/ocdsextensionregistry/exceptions.py
+++ b/ocdsextensionregistry/exceptions.py
@@ -26,6 +26,7 @@ class OCDSExtensionRegistryWarning(UserWarning):
     """Base class for warnings from within this package"""
 
 
+# The attributes are used by lib-cove-ocds.
 class ExtensionWarning(OCDSExtensionRegistryWarning):
     """Used when an extension file can't be read."""
 
@@ -38,6 +39,7 @@ def __str__(self):
         return f"{self.extension}: {klass.__module__}.{klass.__name__}: {self.exc}"
 
 
+# The attributes are used by lib-cove-ocds.
 class ExtensionCodelistWarning(OCDSExtensionRegistryWarning):
     """Used when a codelist file can't be read."""