Update README.md

jmprieur · web-flow · commit fc6c05629ea8 · 2018-08-15T08:41:57.000+02:00
diff --git a/README.md b/README.md
@@ -1,3 +1,5 @@
 # This sample has been archived
 
+It was using Python 2 and the flask-oauthlib library which is no longer maintained by the owner.
+
 If you really wish to view the archived sample, please switch to the [archive](https://github.com/Azure-Samples/active-directory-b2c-python-flask-webapp/tree/archive) branch. This code is no longer maintained and functionality is not guaranteed.
