boto/botocore — pull request #2 by katzj (2012-12-24 16:50:59+00:00)
Title: Fix endpoint for RDS in us-east-1

RDS uses an odd endpoint for us-east-1. Update the service mapping

(awscli)[jeremy@bespin ~]$ aws --region us-east-1 rds describe-db-security-groups
hostname 'rds.us-east-1.amazonaws.com' doesn't match u'rds.amazonaws.com'