feat: 修复报错

python-app/app/data_protocol.py

@@ -0,0 +1,59 @@
+from __future__ import annotations
+
+from dataclasses import dataclass
+from typing import Any, Dict
+
+
+@dataclass
+class KlineMessage:
+    type: str
+    source: str
+    symbol: str
+    interval: str
+    event_time: int
+    open_time: int
+    close_time: int
+    open: str
+    high: str
+    low: str
+    close: str
+    volume: str
+    trade_num: int
+    final: bool
+
+    @classmethod
+    def from_dict(cls, payload: Dict[str, Any]) -> "KlineMessage":
+        return cls(
+            type=str(payload["type"]),
+            source=str(payload["source"]),
+            symbol=str(payload["symbol"]),
+            interval=str(payload["interval"]),
+            event_time=int(payload["event_time"]),
+            open_time=int(payload["open_time"]),
+            close_time=int(payload["close_time"]),
+            open=str(payload["open"]),
+            high=str(payload["high"]),
+            low=str(payload["low"]),
+            close=str(payload["close"]),
+            volume=str(payload["volume"]),
+            trade_num=int(payload["trade_num"]),
+            final=bool(payload["final"]),
+        )
+
+    def to_dict(self) -> Dict[str, Any]:
+        return {
+            "type": self.type,
+            "source": self.source,
+            "symbol": self.symbol,
+            "interval": self.interval,
+            "event_time": self.event_time,
+            "open_time": self.open_time,
+            "close_time": self.close_time,
+            "open": self.open,
+            "high": self.high,
+            "low": self.low,
+            "close": self.close,
+            "volume": self.volume,
+            "trade_num": self.trade_num,
+            "final": self.final,
+        }