腾讯云api调用教程

import requests
import time
import hashlib
import hmac

secret_id = 'YOUR_SECRET_ID'
secret_key = 'YOUR_SECRET_KEY'

params = {
    'Action': 'DescribeInstances',
    'Region': 'ap-guangzhou',
    'Timestamp': int(time.time()),
    'Nonce': 12345,
    'SecretId': secret_id,
    'Version': '2017-03-12'
}

def generate_signature(params, secret_key):
    sorted_params = sorted(params.items())
    canonical_query_string = '&'.join(['{}={}'.format(k, v) for k, v in sorted_params])
    string_to_sign = 'GETcvm.tencentcloudapi/?' + canonical_query_string
    hashed = hmac.new(secret_key.encode('utf-8'), string_to_sign.encode('utf-8'), hashlib.sha256)
    return hashed.hexdigest()

params['Signature'] = generate_signature(params, secret_key)

response = requests.get('https://cvm.tencentcloudapi/', params=params)
print(response.json())