def create_csn_bp(self, name, bandwidth, geographic_a, geographic_b, billing, interwork_type=None, client_token=None)

{
    "metadata":{...}, # 公共描述信息
    "csn_bp_id":"csnBp-avng9p6kp70x"
}

def update_csn_bp(self, csn_bp_id, name=None, client_token=None)

{
    "metadata":{...}, # 公共描述信息
}

def delete_csn_bp(self, csn_bp_id, client_token=None)

{
    "metadata":{...}, # 公共描述信息
}

def bind_csn_bp(self, csn_bp_id, csn_id, client_token=None)

{
    "metadata":{...}, # 公共描述信息
}

def get_csn_bp(self, csn_bp_id=None)

{
    "csnBpId":"csnBp-gdrf6fukb36u",
    "name":"csnBp",
    "bandwidth":100,
    "usedBandwidth":10,
    "csnId":"",
    "interworkType":"center",
    "interworkRegion":"chinesemainland",
    "status":"available",
    "paymentTiming":"Prepaid",
    "expireTime":"2018-08-13T08:10:59Z",
    "createdTime":"2021-04-25 17:22:34"
}

def list_csn_bp(self, marker=None, max_keys=None)

{
    "marker": "csnBp-gdrf6fukb36u",
    "isTruncated": true,
    "nextMarker": "csnBp-iuc756n5kkda",
    "maxKeys": 1,
    "csnBps": [
           {
                "csnBpId": "csnBp - gdrf6fukb36u",
                "name": "csnBp",
                "bandwidth": 100,
                "usedBandwidth": 10,
                "csnId": "",
                "interworkType": "center",
                "interworkRegion": "chinesemainland",
                "status": "available",
                "paymentTiming": "Prepaid",
                "expiredTime": "2018-08-13T08:10:59Z",
                "createTime": "2021-04-25 17:22:34"
           }
       ]
}

def resize_csn_bp(self, csn_bp_id, bandwidth, client_token=None)

{
    "metadata":{...}, # 公共描述信息
}

def unbind_csn_bp(self, csn_bp_id, csn_id, client_token=None)

{
    "metadata":{...}, # 公共描述信息
}