云主机双线跟单线

import requests

def get_optimal_url():
    urls = {
        'telecom': 'http://example.com/telecom',
        'unicom': 'http://example.com/unicom'
    }
    
    try:
        telecom_response = requests.get(urls['telecom'], timeout=2)
        unicom_response = requests.get(urls['unicom'], timeout=2)
        
        if telecom_response.status_code == 200 and unicom_response.status_code == 200:
            # 根据响应时间选择最优线路
            if telecom_response.elapsed.total_seconds() < unicom_response.elapsed.total_seconds():
                return urls['telecom']
            else:
                return urls['unicom']
        elif telecom_response.status_code == 200:
            return urls['telecom']
        elif unicom_response.status_code == 200:
            return urls['unicom']
        else:
            raise Exception("Both lines are down")
    except requests.exceptions.RequestException as e:
        print(f"Error: {e}")
        return None

optimal_url = get_optimal_url()
if optimal_url:
    print(f"Optimal URL: {optimal_url}")
else:
    print("Unable to determine optimal URL")