Update data_science_roadmap_2020.md

Author: dhavalsays

TechTopics/DataScienceRoadMap2020/data_science_roadmap_2020.md

@@ -21,6 +21,7 @@ Following is a schedule to learn data science step by step considering **4 hours
 
 * Python
 	- Codebasics python tutorials (first 16) - https://www.youtube.com/playlist?list=PLeo1K3hjS3uv5U-Lmlnucd7gqF-3ehIh0
+	- Codebasics python HINDI tutorials (first 16)- https://www.youtube.com/playlist?list=PLPbgcxheSpE1DJKfdko58_AIZRIT0TjpO
 	- Make sure to work on exercises
 * R 
   - Marin's lectures: https://www.youtube.com/playlist?list=PLqzoL9-eJTNBlVXxWvJkq0dtVut2sICUW