revision, pending fixes

core/trading_executor.py

@@ -850,6 +850,10 @@ class TradingExecutor:
         """Get trade history"""
         return self.trade_history.copy()
 
+    def get_balance(self) -> Dict[str, float]:
+        """TODO(Guideline: expose real account state) Return actual account balances instead of raising."""
+        raise NotImplementedError("Implement TradingExecutor.get_balance to supply real balance data; stubs are forbidden.")
+
     def export_trades_to_csv(self, filename: Optional[str] = None) -> str:
         """Export trade history to CSV file with comprehensive analysis"""
         import csv