'Create EBS-backed image from running instance'

def create_ebs_image(self, instance_id, key_location, name, description=None, snapshot_description=None, kernel_id=None, ramdisk_id=None, root_vol_size=15, **kwargs):

    sdescription = snapshot_description
    icreator = image.EBSImageCreator(self, instance_id, key_location, name, description=description, snapshot_description=sdescription, kernel_id=kernel_id, ramdisk_id=ramdisk_id, **kwargs)
    return icreator.create_image(size=root_vol_size)
