数据传输特价活动

import requests
import datetime

def get_data_transfer_cost(api_key):
    url = "https://api.serviceprovider.com/cost"
    headers = {"Authorization": f"Bearer {api_key}"}
    response = requests.get(url, headers=headers)
    
    if response.status_code == 200:
        data = response.json()
        return data['cost']
    else:
        return None

def monitor_cost_during_promotion(api_key, promotion_start, promotion_end):
    current_time = datetime.datetime.now()
    if promotion_start <= current_time <= promotion_end:
        cost = get_data_transfer_cost(api_key)
        print(f"当前费用: {cost} 元")
    else:
        print("不在特价活动期间")

# 使用示例
api_key = "your_api_key_here"
promotion_start = datetime.datetime(2023, 1, 1)
promotion_end = datetime.datetime(2023, 12, 31)
monitor_cost_during_promotion(api_key, promotion_start, promotion_end)