matitos
9c3bee87ac
FastAPI backend with a single-strategy async engine, paper and Binance brokers, pure-python indicators, a backtester that shares the engine's portfolio math, and a Vue dashboard with a live WebSocket feed. Adds the Gitea Actions CI/CD workflow that deploys to Traefik via docker_default.
21 lines
505 B
Python
21 lines
505 B
Python
from __future__ import annotations
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from abc import ABC, abstractmethod
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from app.schemas import Candle
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class MarketData(ABC):
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"""Read-only market data source (candles + last price)."""
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@abstractmethod
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async def fetch_candles(self, symbol: str, timeframe: str, limit: int) -> list[Candle]:
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raise NotImplementedError
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@abstractmethod
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async def fetch_price(self, symbol: str) -> float:
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raise NotImplementedError
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async def close(self) -> None:
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return None
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