Python 获取腾讯云当前VPC的所有cvm实例列表

#!/usr/bin/python
# coding=utf8
import json
from tencentcloud.common import credential
from tencentcloud.common.profile.client_profile import ClientProfile
from tencentcloud.common.profile.http_profile import HttpProfile
from tencentcloud.common.exception.tencent_cloud_sdk_exception import TencentCloudSDKException
from tencentcloud.cvm.v20170312 import cvm_client, models

SecretId="xxxxxxxxxxxxxxxxxxxxxxxx"
SecretKey="xxxxxxxxxxxxxxxxxxxxxxxx"

try:
    cred = credential.Credential(SecretId, SecretKey)
    httpProfile = HttpProfile()
    httpProfile.endpoint = "cvm.tencentcloudapi.com"

    clientProfile = ClientProfile()
    clientProfile.httpProfile = httpProfile
    client = cvm_client.CvmClient(cred, "ap-shanghai", clientProfile)

    req = models.DescribeInstancesRequest()
    #  根据 limit 和 offset 循环获取
    count = 1
    offsetx = 0
    limitx = 20
    params = {
        "Filters": [
            {
                "Name": "vpc-id",
                "Values": [ "vpc-xxxxxxxxx" ]
            }
        ],
        "Offset": 0,
        "Limit": limitx
    }

    while offsetx < count:
        if offsetx == 0:
                params['Offset']=offsetx
                req.from_json_string(json.dumps(params))
                resp = client.DescribeInstances(req)
                resptmp = resp.InstanceSet
                count=resp.TotalCount
                offsetx=offsetx+limitx
        else:
                params['Offset']=offsetx
                req.from_json_string(json.dumps(params))
                resp = client.DescribeInstances(req)
                resp.InstanceSet.extend(resptmp)
                resptmp = resp.InstanceSet
                count=resp.TotalCount
                offsetx=offsetx+limitx

    #print(vars(resp))
    #print(resp.InstanceSet)
    print("++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++")
    for x in resp.InstanceSet:
      print("**************************************************************")
      #print(json.dumps(x,indent=2))
      print(x.OsName.split()[0])
      #print(x['Uuid'])
      #print(x['Tags'])
      #print(x['InstanceId'])
      #print(x['InstanceName'])
      #print(x['OsName'])
      #print(x['PrivateIpAddresses'])
      #print(x['PrivateIpAddresses'][0])
except TencentCloudSDKException as err:
    print(err)