def get_instance_uuid_by_ec2_id(context, ec2_id):
 return IMPL.get_instance_uuid_by_ec2_id(context, ec2_id)

def get_instance_uuid_by_ec2_id ( context , ec2_id ) : return IMPL . get_instance_uuid_by_ec2_id ( context , ec2_id )
get uuid through ec2 id from instance_id_mappings table .