How to Validate Indian Pincode Using Python

How to Validate Indian Pincode Using Python (Region, Sub-Region and District Finder) regions = { 1 : " Delhi " , 2 : " Uttar Pradesh & Uttarakhand " , 3 : " Rajasthan & Gujarat " , 4 : " Maharashtra " , 5 : " Andhra Pradesh & Telangana " , 6 : " Tamil Nadu & Kerala " , 7 : " West Bengal & North East " , 8 : " Bihar & Jharkhand " , 9 : " Army Postal Service " } sub_regions = { 11 : " Delhi Region " , 40 : " Mumbai Region " , 60 : " Chennai Region " , 70 : " Kolkata Region