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2026-07-03 16:58:28 +08:00
commit 32b43f85bd
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+from langchain_core.tools import tool
+from typing import Annotated
+from tradingagents.dataflows.interface import route_to_vendor
+
+@tool
+def get_indicators(
+    symbol: Annotated[str, "ticker symbol of the company"],
+    indicator: Annotated[str, "technical indicator to get the analysis and report of"],
+    curr_date: Annotated[str, "The current trading date you are trading on, YYYY-mm-dd"],
+    look_back_days: Annotated[int, "how many days to look back"] = 30,
+) -> str:
+    """
+    Retrieve a single technical indicator for a given ticker symbol.
+    Uses the configured technical_indicators vendor.
+    Args:
+        symbol (str): Ticker symbol of the company, e.g. AAPL, TSM
+        indicator (str): A single technical indicator name, e.g. 'rsi', 'macd'. Call this tool once per indicator.
+        curr_date (str): The current trading date you are trading on, YYYY-mm-dd
+        look_back_days (int): How many days to look back, default is 30
+    Returns:
+        str: A formatted dataframe containing the technical indicators for the specified ticker symbol and indicator.
+    """
+    # LLMs sometimes pass multiple indicators as a comma-separated string;
+    # split and process each individually.
+    indicators = [i.strip().lower() for i in indicator.split(",") if i.strip()]
+    results = []
+    for ind in indicators:
+        try:
+            results.append(route_to_vendor("get_indicators", symbol, ind, curr_date, look_back_days))
+        except ValueError as e:
+            results.append(str(e))
+    return "\n\n".join(results)