From 1d2078009538157d978f8c72dfe1b9317e21a0f9 Mon Sep 17 00:00:00 2001
From: Yijia-Xiao <yijia-xiao@outlook.com>
Date: Thu, 24 Sep 2026 18:55:26 +0000
Subject: [PATCH] chore: remove code nothing reads

- router.VENDOR_LIST, and the state's sender field with the Trader's partial that only set it
---
 tradingagents/agents/state.py         | 2 --
 tradingagents/agents/trader/trader.py | 7 ++-----
 tradingagents/dataflows/router.py     | 8 --------
 3 files changed, 2 insertions(+), 15 deletions(-)

diff --git a/tradingagents/agents/state.py b/tradingagents/agents/state.py
index e0eab07ce..ba83f5100 100644
--- a/tradingagents/agents/state.py
+++ b/tradingagents/agents/state.py
@@ -50,8 +50,6 @@ class AgentState(MessagesState):
     instrument_context: Annotated[str, "Deterministic ticker identity resolved at run start"]
     trade_date: Annotated[str, "The analysis date; data is served as of it"]
 
-    sender: Annotated[str, "Agent that sent this message"]
-
     # research step
     market_report: Annotated[str, "Report from the Market Analyst"]
     sentiment_report: Annotated[str, "Report from the Sentiment Analyst"]
diff --git a/tradingagents/agents/trader/trader.py b/tradingagents/agents/trader/trader.py
index 1b85ae404..8993095ec 100644
--- a/tradingagents/agents/trader/trader.py
+++ b/tradingagents/agents/trader/trader.py
@@ -2,8 +2,6 @@
 
 from __future__ import annotations
 
-import functools
-
 from langchain_core.messages import AIMessage
 
 from tradingagents.agents.context import (
@@ -22,7 +20,7 @@ from tradingagents.agents.structured import (
 def create_trader(llm):
     structured_llm = bind_structured(llm, TraderProposal, "Trader")
 
-    def trader_node(state, name):
+    def trader_node(state):
         company_name = state["company_of_interest"]
         instrument_context = get_instrument_context_from_state(state)
         investment_plan = state["investment_plan"]
@@ -95,7 +93,6 @@ def create_trader(llm):
         return {
             "messages": [AIMessage(content=trader_plan)],
             "trader_investment_plan": trader_plan,
-            "sender": name,
         }
 
-    return functools.partial(trader_node, name="Trader")
+    return trader_node
diff --git a/tradingagents/dataflows/router.py b/tradingagents/dataflows/router.py
index 7bfb1eefb..72f95e5cf 100644
--- a/tradingagents/dataflows/router.py
+++ b/tradingagents/dataflows/router.py
@@ -86,14 +86,6 @@ TOOLS_CATEGORIES = {
     }
 }
 
-VENDOR_LIST = [
-    "yfinance",
-    "sec_edgar",
-    "fred",
-    "polymarket",
-    "alpha_vantage",
-]
-
 # Optional enrichment categories. These add macro/event context to the news
 # analyst but are not core to a decision, so a vendor failure here degrades to a
 # sentinel instead of aborting the run (a bad LLM-supplied indicator, a missing