Revert "RL trainer"

This reverts commit a6eaa01735.

web/scalping_dashboard.py

@@ -237,35 +237,6 @@ class TradingSession:
             'open_positions': len(self.positions),
             'trade_history': self.trade_history
         }
-    
-    def clear_session_performance(self):
-        """Reset session performance metrics while keeping session ID"""
-        try:
-            # Log session summary before clearing
-            summary = self.get_session_summary()
-            logger.info(f"CLEARING SESSION PERFORMANCE:")
-            logger.info(f"Session: {summary['session_id']}")
-            logger.info(f"Duration: {summary['duration']}")
-            logger.info(f"Final P&L: ${summary['total_pnl']:+.2f}")
-            logger.info(f"Total Trades: {summary['total_trades']}")
-            logger.info(f"Win Rate: {summary['win_rate']:.1%}")
-            
-            # Reset all performance metrics
-            self.start_time = datetime.now()
-            self.current_balance = self.starting_balance
-            self.total_pnl = 0.0
-            self.total_fees = 0.0
-            self.total_trades = 0
-            self.winning_trades = 0
-            self.losing_trades = 0
-            self.positions.clear()  # Close all positions
-            self.trade_history.clear()
-            self.last_action = None
-            
-            logger.info(f"SESSION PERFORMANCE CLEARED - Fresh start with ${self.starting_balance:.2f}")
-            
-        except Exception as e:
-            logger.error(f"Error clearing session performance: {e}")
 
 class RealTimeScalpingDashboard:
     """Real-time scalping dashboard with WebSocket streaming and ultra-low latency"""