Currently i am trying to achive that a user sign up on my website after that Enter their AWS Access Key and Secret key.
After AWS Key verification, there is a form for asking the user Select Region > Select Number of Visitors, Enter Domain Name, SSL Checkbox & done.
After this i am trying to Launch EC2 Instance on selected region, and instance family is depend on the Number of visitors.

I am using send_command() function to run local python script on about 100 ec2 instances for long periods(days).