Update tradingagents/graph/portfolio_analysis.py

Co-authored-by: gemini-code-assist[bot] <176961590+gemini-code-assist[bot]@users.noreply.github.com>

tradingagents/graph/portfolio_analysis.py

@@ -181,12 +181,12 @@ class PortfolioAnalyzer:
         directory.mkdir(parents=True, exist_ok=True)
 
         log_data = {
-            "trade_date": str(trade_date),
+            "trade_date": trade_date,
             "tickers": tickers,
             "individual_results": individual_results,
             "portfolio_summary": portfolio_summary,
         }
 
-        log_file = directory / f"portfolio_analysis_{re.sub(r'[^\w.-]', '_', str(trade_date))}.json"
+        log_file = directory / f"portfolio_analysis_{re.sub(r'[^\w.-]', '_', trade_date)}.json"
         with log_file.open("w", encoding="utf-8") as f:
             json.dump(log_data, f, indent=4)

tradingagents/graph/trading_graph.py

@@ -283,7 +283,6 @@ class TradingAgentsGraph:
         """
         original_ticker = self.ticker
         original_curr_state = self.curr_state
-        original_log_states = self.log_states_dict.copy()
         try:
             return self.portfolio_analyzer.analyze(
                 tickers, trade_date, self.propagate, debug=self.debug
@@ -291,7 +290,6 @@ class TradingAgentsGraph:
         finally:
             self.ticker = original_ticker
             self.curr_state = original_curr_state
-            self.log_states_dict = original_log_states
 
     def reflect_and_remember(self, returns_losses):
         """Reflect on decisions and update memory based on returns."""