feat: add akshare stock data provider and remove debug print statement

tradingagents/dataflows/akshare_stock.py

@@ -0,0 +1,39 @@
+import akshare as ak
+import pandas as pd
+from datetime import datetime
+
+def get_stock_data_akshare(symbol: str, start_date: str, end_date: str) -> str:
+    """获取 A 股历史行情数据"""
+    # 处理 symbol：akshare 通常需要纯数字，如 600519
+    # 假设传入的是 600519.SS 或 000001.SZ
+    clean_symbol = symbol.split('.')[0]
+    
+    start_d = start_date.replace("-", "")
+    end_d = end_date.replace("-", "")
+    
+    try:
+        # 使用 akshare 获取日频数据
+        df = ak.stock_zh_a_hist(symbol=clean_symbol, period="daily", start_date=start_d, end_date=end_d, adjust="qfq")
+        
+        if df.empty:
+            return f"No data found for {symbol}"
+            
+        # 统一列名以匹配 yfinance 格式，方便后续 Agent 处理
+        df = df.rename(columns={
+            "日期": "Date",
+            "开盘": "Open",
+            "最高": "High",
+            "最低": "Low",
+            "收盘": "Close",
+            "成交量": "Volume"
+        })
+        df.set_index("Date", inplace=True)
+        
+        header = f"# Stock data for {symbol} (via akshare) from {start_date} to {end_date}\n\n"
+        return header + df.to_csv()
+    except Exception as e:
+        return f"Error retrieving A-share data: {str(e)}"
+
+if __name__ == "__main__":
+    result = get_stock_data_akshare(symbol="600519.SS", start_date="2026-01-01", end_date="2026-04-13")
+    print(result)

tradingagents/dataflows/interface.py

@@ -12,6 +12,7 @@ from .y_finance import (
 )
 from .yfinance_news import get_news_yfinance, get_global_news_yfinance
 from .akshare_news import get_news_akshare
+from .akshare_stock import get_stock_data_akshare
 from .alpha_vantage import (
     get_stock as get_alpha_vantage_stock,
     get_indicator as get_alpha_vantage_indicator,
@@ -73,6 +74,7 @@ VENDOR_METHODS = {
     "get_stock_data": {
         "alpha_vantage": get_alpha_vantage_stock,
         "yfinance": get_YFin_data_online,
+        "akshare": get_stock_data_akshare,
     },
     # technical_indicators
     "get_indicators": {
@@ -138,7 +140,6 @@ def route_to_vendor(method: str, *args, **kwargs):
     """Route method calls to appropriate vendor implementation with fallback support."""
     category = get_category_for_method(method)
     if len(args) > 0 and isinstance(args[0], str):
-        print(f"AAAAAA args: {args}")
         ticker = args[0].upper()
         # 如果带有上海(.SS)或深圳(.SZ)后缀，强制优先使用 akshare
         if ticker.endswith(".SS") or ticker.endswith(".SZ"):