Closes issue 17467. Add readline and readlines support to unittest.mock.mock_open
diff --git a/NEWS b/NEWS
index 3d575af..f57664d 100644
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,6 @@
+- Issue #17467: add readline and readlines support to mock_open in
+  unittest.mock.
+
 - Issue #17015: When it has a spec, a Mock object now inspects its signature
   when matching calls, so that arguments can be matched positionally or
   by name.