def describe_instance_types(self):
    instance_types = [InstanceType(name='t1.micro', cores=1, memory=644874240, disk=0)]
    template = self.response_template(EC2_DESCRIBE_INSTANCE_TYPES)
    return template.render(instance_types=instance_types)
def describe_instance_types(self):
    instance_types = [InstanceType(name='t1.micro', cores=1, memory=644874240, disk=0)]
    template = self.response_template(EC2_DESCRIBE_INSTANCE_TYPES)
    return template.render(instance_types=instance_types)