Add tutorial #171

README.md

@@ -272,6 +272,7 @@
 * [**Python**: _Building a search engine using Redis and redis-py_](http://www.dr-josiah.com/2010/07/building-search-engine-using-redis-and.html)
 * [**Python**: _Building a Vector Space Indexing Engine in Python_](https://boyter.org/2010/08/build-vector-space-search-engine-python/)
 * [**Python**: _Building A Python-Based Search Engine_](https://www.youtube.com/watch?v=cY7pE7vX6MU) [video]
+* [**Python**: _Making text search learn from feedback_](https://medium.com/filament-ai/making-text-search-learn-from-feedback-4fe210fd87b0)
 
 #### Build your own `Shell`