新增加项目文件，

quote_manager.py

@@ -0,0 +1,111 @@
+"""
+行情数据管理模块 - 支持多数据源(Tushare/AKShare)
+"""
+import pandas as pd
+import tushare as ts
+import akshare as ak
+from typing import List, Dict, Optional  # 添加 Optional 导入
+import logging
+import time
+from enum import Enum, auto
+import threading
+
+# 添加 Tushare Token 设置
+ts.set_token('9343e641869058684afeadfcfe7fd6684160852e52e85332a7734c8d')
+
+class DataSource(Enum):
+    TUSHARE = "tushare"
+    AKSHARE = "akshare"
+    LOCAL = "local"
+
+class QuoteManager:
+    _instance = None
+    _lock = threading.Lock()
+
+    def __new__(cls):
+        with cls._lock:
+            if cls._instance is None:
+                cls._instance = super().__new__(cls)
+                cls._instance._init_manager()
+            return cls._instance
+
+    def _init_manager(self):
+        self._cache = {}
+        self._cache_ttl = 60
+        self._data_source = DataSource.TUSHARE
+        self.max_retries = 3  # 默认最大重试次数
+        self.retry_interval = 2  # 默认重试间隔(秒)
+
+    def set_retry_policy(self, max_retries: int, retry_interval: float = 2):
+        """设置重试策略"""
+        self.max_retries = max_retries
+        self.retry_interval = retry_interval
+
+    def set_data_source(self, source: DataSource):
+        """设置数据源"""
+        self._data_source = source
+
+    def get_realtime_quotes(self, codes: List[str]) -> Dict[str, pd.DataFrame]:
+        """获取实时行情(带重试机制)"""
+        last_error = None
+        for attempt in range(self.max_retries):
+            try:
+                if self._data_source == DataSource.TUSHARE:
+                    return self._get_tushare_quotes(codes)
+                elif self._data_source == DataSource.AKSHARE:
+                    return self._get_akshare_quotes(codes)
+                else:
+                    raise ValueError("不支持的数据源")
+            except Exception as e:
+                last_error = e
+                if attempt < self.max_retries - 1:  # 不是最后一次尝试
+                    time.sleep(self.retry_interval)
+                    continue
+                raise Exception(f"获取行情失败(尝试{self.max_retries}次): {str(last_error)}")
+
+    def _get_tushare_quotes(self, codes: List[str]) -> Dict[str, pd.DataFrame]:
+        """使用 Tushare 获取实时行情(带重试机制)"""
+        for attempt in range(self.max_retries):
+            try:
+                df = ts.realtime_quote(ts_code=','.join(codes))
+                if df is None or df.empty:
+                    raise Exception("返回数据为空")
+                return {row['TS_CODE']: row for _, row in df.iterrows()}
+            except Exception as e:
+                if attempt < self.max_retries - 1:
+                    time.sleep(self.retry_interval)
+                    continue
+                raise Exception(f"Tushare 行情获取失败(尝试{self.max_retries}次): {str(e)}")
+
+    def _get_akshare_quotes(self, codes: List[str]) -> Dict[str, pd.DataFrame]:
+        """使用 AKShare 获取实时行情"""
+        # 这里需要实现 AKShare 的获取逻辑
+        raise NotImplementedError("AKShare 实现待完成")
+
+    def _convert_akshare_format(self, row) -> Dict:
+        """将AKShare数据格式转换为统一格式"""
+        return {
+            'TS_CODE': row['代码'],
+            'PRICE': row['最新价'],
+            'OPEN': row['今开'],
+            'PRE_CLOSE': row['昨收'],
+            'HIGH': row['最高'],
+            'LOW': row['最低'],
+            'VOLUME': row['成交量']
+        }
+
+    def get_quote(self, code: str) -> Optional[Dict]:
+        """获取单个股票行情(兼容旧接口)"""
+        try:
+            quotes = self.get_realtime_quotes([code])
+            if not quotes or code not in quotes:
+                return None
+            row = quotes[code]
+            return {
+                'price': row['PRICE'],
+                'avg_price': (row['OPEN'] + row['PRE_CLOSE']) / 2,
+                'volume': row['VOLUME']
+            }
+        except Exception as e:
+            logging.error(f"获取股票{code}行情失败: {str(e)}")
+            return None