feat: add analysis-only crypto asset mode

tradingagents/agents/analysts/market_analyst.py

@@ -10,7 +10,8 @@ def create_market_analyst(llm):
     def market_analyst_node(state):
         current_date = state["trade_date"]
         ticker = state["company_of_interest"]
-        company_name = state["company_of_interest"]
+        asset_type = state.get("asset_type", "stock")
+        asset_label = "stock" if asset_type == "stock" else "crypto asset"
 
         tools = [
             get_stock_data,
@@ -57,7 +58,7 @@ Volume-Based Indicators:
                     " If you or any other assistant has the FINAL TRANSACTION PROPOSAL: **BUY/HOLD/SELL** or deliverable,"
                     " prefix your response with FINAL TRANSACTION PROPOSAL: **BUY/HOLD/SELL** so the team knows to stop."
                     " You have access to the following tools: {tool_names}.\n{system_message}"
-                    "For your reference, the current date is {current_date}. The company we want to look at is {ticker}",
+                    "For your reference, the current date is {current_date}. The {asset_label} we want to look at is {ticker}",
                 ),
                 MessagesPlaceholder(variable_name="messages"),
             ]
@@ -67,6 +68,7 @@ Volume-Based Indicators:
         prompt = prompt.partial(tool_names=", ".join([tool.name for tool in tools]))
         prompt = prompt.partial(current_date=current_date)
         prompt = prompt.partial(ticker=ticker)
+        prompt = prompt.partial(asset_label=asset_label)
 
         chain = prompt | llm.bind_tools(tools)