updated readme

Author: afizs

README.md

@@ -3,6 +3,8 @@
 - This repo contains all the Python and ML Tutorials I share on twitter and YouTube. 
 - Star this repo, if you don't want to miss any update. ⭐️
 
+## Python Basics
+- [`connect with DB`](basics/db.ipynb)
 
 ## Advanced Python
 - [`deque`](advanced/02_deque.ipynb)