from boto.ec2.connection import EC2Connection 
import sys 
import os 

myid=os.environ['NIMBUS_IAAS_ACCESS_KEY'] 
mypw=os.environ['NIMBUS_IAAS_SECRET_KEY'] 

host = 'svc.uc.futuregrid.org' 
#host = 's83r.idp.sdsc.futuregrid.org' 

ec2conn = EC2Connection(myid, mypw, host=host, port=8444) 
ec2conn.host = host 

# create a boto image object from the image name 
image_name = sys.argv[1] 
image_obj = ec2conn.get_image(image_name) 

# submit the image for run 
res = image_obj.run(key_name="sceuca")
print res.instances[0]