How to use the tencentcloud-sdk-nodejs.cvm function in tencentcloud-sdk-nodejs

function callCloudApi(secretId, secretKey) {
    const CvmClient = tencentcloud.cvm.v20170312.Client;
    const models = tencentcloud.cvm.v20170312.Models;
    const Credential = tencentcloud.common.Credential;
    let cred = new Credential(secretId, secretKey);
    let client = new CvmClient(cred, 'ap-shanghai');
    let req = new models.DescribeZonesRequest();
    return new Promise((resolve, reject) => {
        client.DescribeZones(req, function (err, response) {
            if (err) {
                reject(err);
                return;
            }
            resolve(response);
        });
    });
}
exports.callCloudApi = callCloudApi;

export function callCloudApi(secretId, secretKey) {
    const CvmClient = tencentcloud.cvm.v20170312.Client;
    const models = tencentcloud.cvm.v20170312.Models;
    const Credential = tencentcloud.common.Credential;
    let cred = new Credential(secretId, secretKey);
    let client = new CvmClient(cred, "ap-shanghai");
    let req = new models.DescribeZonesRequest();

    return new Promise((resolve, reject) => {
        client.DescribeZones(req, function (err, response) {
            if (err) {
                reject(err)
                return;
            }
            resolve(response)
        });
    })
}

function callCloudApi(secretId, secretKey) {
    const CvmClient = tencentcloud.cvm.v20170312.Client;
    const models = tencentcloud.cvm.v20170312.Models;
    const Credential = tencentcloud.common.Credential;
    let cred = new Credential(secretId, secretKey);
    let client = new CvmClient(cred, 'ap-shanghai');
    let req = new models.DescribeZonesRequest();
    return new Promise((resolve, reject) => {
        client.DescribeZones(req, function (err, response) {
            if (err) {
                reject(err);
                return;
            }
            resolve(response);
        });
    });
}
exports.callCloudApi = callCloudApi;

export function callCloudApi(secretId, secretKey) {
    const CvmClient = tencentcloud.cvm.v20170312.Client;
    const models = tencentcloud.cvm.v20170312.Models;
    const Credential = tencentcloud.common.Credential;
    let cred = new Credential(secretId, secretKey);
    let client = new CvmClient(cred, "ap-shanghai");
    let req = new models.DescribeZonesRequest();

    return new Promise((resolve, reject) => {
        client.DescribeZones(req, function (err, response) {
            if (err) {
                reject(err)
                return;
            }
            resolve(response)
        });
    })
}