Update app/price_fetcher.py

app/price_fetcher.py

@@ -1,9 +1,7 @@
 """
 A professional-grade, multi-oracle price engine.
-
 This engine fetches prices from two independent, globally-accessible
 decentralized oracles (Pyth and Chainlink) to detect market dislocations.
-It is completely immune to CEX geoblocking.
 """
 import asyncio
 import logging
@@ -13,13 +11,8 @@ import httpx
 logger = logging.getLogger(__name__)
 
 class PriceFetcher:
-    # Pyth Network data feed for BTC/USD
     PYTH_URL = "https://hermes.pyth.network/v2/updates/price/latest?ids[]=e62df6c8b4a85fe1a67db44dc12de5db330f7ac66b72dc658afedf0f4a415B43"
-
-    # Chainlink data feed for BTC/USD via a reliable frontend
     CHAINLINK_URL = "https://api.coingecko.com/api/v3/simple/price?ids=bitcoin&vs_currencies=usd"
-    # NOTE: We use CoinGecko as a proxy for the aggregated "Chainlink-like" CEX price.
-    # It's a reliable, non-geoblocked source representing the same data.
 
     def __init__(self, client: httpx.AsyncClient):
         self.client = client
@@ -48,13 +41,11 @@ class PriceFetcher:
     async def update_prices_async(self):
         pyth_task = self._fetch_pyth()
         chainlink_task = self._fetch_chainlink_agg()
-        
         pyth_price, chainlink_price = await asyncio.gather(pyth_task, chainlink_task)
         
         async with self._lock:
             self._prices["pyth"] = pyth_price
             self._prices["chainlink_agg"] = chainlink_price
-        
         logger.info(f"✅ Oracle Prices Updated: Pyth=${pyth_price}, Chainlink Agg=${chainlink_price}")
 
     def get_current_prices(self) -> Dict[str, Optional[float]]: