backend/test_demo.py

import httpx
import asyncio
import os
import time
import hmac
import hashlib
from dotenv import load_dotenv

load_dotenv()

async def test_demo_endpoint():
    api_key = os.getenv("BYBIT_API_KEY")
    api_secret = os.getenv("BYBIT_API_SECRET")
    
    symbol = "XAUUSD+"
    url = "https://api-demo.bybit.com/v5/market/tickers"
    
    async with httpx.AsyncClient() as client:
        params = {"category": "linear", "symbol": symbol}
        
        headers = {}
        if api_key and api_secret:
            timestamp = str(int(time.time() * 1000))
            recv_window = "5000"
            sorted_params = "&".join([f"{k}={v}" for k, v in sorted(params.items())])
            raw_str = timestamp + api_key + recv_window + sorted_params
            signature = hmac.new(api_secret.encode('utf-8'), 
                                raw_str.encode('utf-8'), hashlib.sha256).hexdigest()
            
            headers = {
                'X-BAPI-API-KEY': api_key,
                'X-BAPI-TIMESTAMP': timestamp,
                'X-BAPI-SIGN-TYPE': '2',
                'X-BAPI-RECV-WINDOW': recv_window,
                'X-BAPI-SIGN': signature
            }

        try:
            resp = await client.get(url, params=params, headers=headers)
            print(f"Demo Result: {resp.json()}")
        except Exception as e:
            print(f"Error: {e}")

if __name__ == "__main__":
    asyncio.run(test_demo_endpoint())