pip install tencentcloud-sdk-python

# -*- coding: utf-8 -*-

import json
import types
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.tbaas.v20180416 import tbaas_client, models
try:
    # Instantiate an authentication object. Input parameters need to be passed in, including the SecretId and SecretKey of your Tencent Cloud account. Here, you also need to pay attention to keeping the confidentiality of the key pair.
    cred = credential.Credential("", "")
    # Instantiate an http option. It is optional and can be skipped if there are no specific requirements.
    httpProfile = HttpProfile()
    httpProfile.endpoint = "tbaas.intl.tencentcloudapi.com"

    # Instantiate a client option. It is optional and can be skipped if there are no specific requirements.
    clientProfile = ClientProfile()
    clientProfile.httpProfile = httpProfile
    # Instantiate the client object to request the product. clientProfile is optional.
    client = tbaas_client.TbaasClient(cred, "ap-hongkong", clientProfile)

    Instantiate a request object. Each API corresponds to a request object.
    req = models.InvokeFabricChaincodeRequest()
    params = {
        "ClusterId": "fabric-65z42qi150",
        "ChannelId": "channel-9xej4d",
        "ChaincodeName": "fact",
        "FuncName": "Set",
        "FuncParam": [ "key", "value" ],
        "WithAsyncResult": False
    }
    req.from_json_string(json.dumps(params))

    # The returned resp is an instance of InvokeFabricChaincodeResponse, corresponding to the request object.
    resp = client.InvokeFabricChaincode(req)
    # Output a json-formatted string response
    print(resp.to_json_string())

except TencentCloudSDKException as err:
    print(err)