create an auto scaling group

asg_boto.py

#For a complete list of options see http://boto.cloudhackers.com/ref/ec2.html#boto.ec2.autoscale.group.AutoScalingGroup
ag = AutoScalingGroup(group_name='webserver-asg', load_balancers=['my-lb'],
                          availability_zones=['us-east-1a','us-east-1b', 'us-east-1c'],
                          launch_config='my-launch-config-name', min_size=2, max_size=20)
conn_as.create_auto_scaling_group(ag)