python boto scripts to deploy aws cloudformation templates

This project is for writing an aws python script using boto libraries or shell script to deploy aws cloudformation stacks. Requirement example. 1. There are 3 cloud formation templates. cf templates are in json foramat. 2. CF Scripts and their correspondig [login to view URL] files and [login to view URL] files are stored in a directory named A , B C 3. Write a boto python script which will deploy CF template in a order. 4. step 1- check if the cf template exists. 5. If cf template doesnt exist, create stack 6. If template exists, then update stack with parameters from config file. 7. If cf template deployment fails/rollback, delete everything and break. 8 After deployment of first cf is complete, deploy the next template. 9. Finish with a status message , that all cf template deployment was successful.