添加云物理机失败

[seaurching]

创建云物理机参数

dddd = {'LineId': '5fc2595f-1bfd-481b-bf64-2d08f116d800',
                'SecurityGroupId.1': '5025f56axxxx', 'ChargeType': 'Daily',
                'SubnetId': '0ef2c6dcxxxxxx', 'AvailabilityZone': 'cn-beijing-6',
                'HostType': 'DB-I', 'ImageId': '3eecbe68-1bc6-45c0-88ed-8434ccb7b83b', 'NetworkInterfaceMode': 'bond4',
                'Password': '1521wjx7&'
}
client=session.create_client(service_name=ksc_service,region_name=ksc_region,ks_access_key_id=ACCESS_KEY,ks_secret_access_key=SECURITY_KEY)
epc_results=client.create_epc(**dddd)

执行以上脚本报错:

kscore.exceptions.ClientError: An error occurred (400001) when calling the CreateEpc operation: Price system-Invalid az param