400 lines
18 KiB
Python
400 lines
18 KiB
Python
#!/usr/bin/env python3
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"""
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Neural Network Trading System Main Module - PyTorch Version
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This module serves as the main entry point for the NN trading system,
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using PyTorch exclusively for all model operations.
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"""
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import os
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import sys
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import logging
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import argparse
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from datetime import datetime
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from torch.utils.tensorboard import SummaryWriter
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import numpy as np
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# Configure logging
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logger = logging.getLogger('NN')
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logger.setLevel(logging.INFO)
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try:
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# Create logs directory if it doesn't exist
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os.makedirs('logs', exist_ok=True)
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# Try setting up file logging
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log_file = os.path.join('logs', f'nn_{datetime.now().strftime("%Y%m%d_%H%M%S")}.log')
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fh = logging.FileHandler(log_file)
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fh.setLevel(logging.INFO)
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formatter = logging.Formatter('%(asctime)s - %(name)s - %(levelname)s - %(message)s')
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fh.setFormatter(formatter)
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logger.addHandler(fh)
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logger.info(f"Logging to file: {log_file}")
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except Exception as e:
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logger.warning(f"Failed to setup file logging: {str(e)}. Falling back to console logging only.")
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# Always setup console logging
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ch = logging.StreamHandler()
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ch.setLevel(logging.INFO)
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formatter = logging.Formatter('%(asctime)s - %(name)s - %(levelname)s - %(message)s')
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ch.setFormatter(formatter)
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logger.addHandler(ch)
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def parse_arguments():
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"""Parse command line arguments"""
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parser = argparse.ArgumentParser(description='Neural Network Trading System')
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parser.add_argument('--mode', type=str, choices=['train', 'predict', 'realtime'], default='train',
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help='Mode to run (train, predict, realtime)')
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parser.add_argument('--symbol', type=str, default='BTC/USDT',
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help='Trading pair symbol')
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parser.add_argument('--timeframes', type=str, nargs='+', default=['1s', '1m', '5m', '1h', '4h'],
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help='Timeframes to use (include 1s for ticks)')
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parser.add_argument('--window-size', type=int, default=20,
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help='Window size for input data')
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parser.add_argument('--output-size', type=int, default=3,
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help='Output size (1 for binary, 3 for BUY/HOLD/SELL)')
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parser.add_argument('--batch-size', type=int, default=32,
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help='Batch size for training')
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parser.add_argument('--epochs', type=int, default=10,
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help='Number of epochs for training')
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parser.add_argument('--model-type', type=str, choices=['cnn', 'transformer', 'moe'], default='cnn',
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help='Model type to use')
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return parser.parse_args()
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def main():
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"""Main entry point for the NN trading system"""
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args = parse_arguments()
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logger.info(f"Starting NN Trading System in {args.mode} mode")
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logger.info(f"Configuration: Symbol={args.symbol}, Timeframes={args.timeframes}")
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try:
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import torch
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from NN.utils.data_interface import DataInterface
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# Import appropriate PyTorch model
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if args.model_type == 'cnn':
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from NN.models.cnn_model_pytorch import CNNModelPyTorch as Model
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elif args.model_type == 'transformer':
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from NN.models.transformer_model_pytorch import TransformerModelPyTorchWrapper as Model
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elif args.model_type == 'moe':
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from NN.models.transformer_model_pytorch import MixtureOfExpertsModelPyTorch as Model
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else:
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logger.error(f"Unknown model type: {args.model_type}")
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return
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except ImportError as e:
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logger.error(f"Failed to import PyTorch modules: {str(e)}")
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logger.error("Please make sure PyTorch is installed")
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return
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# Initialize data interface
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try:
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data_interface = DataInterface(
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symbol=args.symbol,
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timeframes=args.timeframes
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)
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# Verify data interface by fetching initial data
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logger.info("Verifying data interface...")
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X_sample, y_sample, _, _, _, _ = data_interface.prepare_training_data(refresh=True)
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if X_sample is None or y_sample is None:
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logger.error("Failed to prepare initial training data")
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return
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logger.info(f"Data interface verified - X shape: {X_sample.shape}, y shape: {y_sample.shape}")
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except Exception as e:
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logger.error(f"Failed to initialize data interface: {str(e)}")
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return
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# Initialize model
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try:
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# Calculate total number of features across all timeframes
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num_features = data_interface.get_feature_count()
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logger.info(f"Initializing model with {num_features} features")
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model = Model(
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window_size=args.window_size,
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num_features=num_features,
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output_size=args.output_size,
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timeframes=args.timeframes
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)
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# Ensure model is on the correct device
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if torch.cuda.is_available():
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model.model = model.model.cuda()
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logger.info("Model moved to CUDA device")
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except Exception as e:
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logger.error(f"Failed to initialize model: {str(e)}")
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return
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# Execute requested mode
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if args.mode == 'train':
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train(data_interface, model, args)
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elif args.mode == 'predict':
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predict(data_interface, model, args)
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elif args.mode == 'realtime':
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realtime(data_interface, model, args)
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def train(data_interface, model, args):
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"""Enhanced training with performance tracking and retrospective fine-tuning"""
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logger.info("Starting training mode...")
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writer = SummaryWriter()
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try:
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best_val_acc = 0
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best_val_pnl = float('-inf')
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best_win_rate = 0
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best_price_mae = float('inf')
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logger.info("Verifying data interface...")
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X_sample, y_sample, _, _, _, _ = data_interface.prepare_training_data(refresh=True)
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logger.info(f"Data validation - X shape: {X_sample.shape}, y shape: {y_sample.shape}")
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# Calculate refresh intervals based on timeframes
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min_timeframe = min(args.timeframes)
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refresh_interval = {
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'1s': 1,
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'1m': 60,
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'5m': 300,
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'15m': 900,
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'1h': 3600,
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'4h': 14400,
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'1d': 86400
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}.get(min_timeframe, 60)
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logger.info(f"Using refresh interval of {refresh_interval} seconds based on {min_timeframe} timeframe")
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for epoch in range(args.epochs):
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# Always refresh for tick data or when using multiple timeframes
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refresh = '1s' in args.timeframes or len(args.timeframes) > 1
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logger.info(f"\nStarting epoch {epoch+1}/{args.epochs}")
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X_train, y_train, X_val, y_val, train_prices, val_prices = data_interface.prepare_training_data(
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refresh=refresh,
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refresh_interval=refresh_interval
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)
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logger.info(f"Training data - X shape: {X_train.shape}, y shape: {y_train.shape}")
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logger.info(f"Validation data - X shape: {X_val.shape}, y shape: {y_val.shape}")
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# Get future prices for retrospective training
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train_future_prices = data_interface.get_future_prices(train_prices, n_candles=3)
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val_future_prices = data_interface.get_future_prices(val_prices, n_candles=3)
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# Train and validate
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try:
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train_action_loss, train_price_loss, train_acc = model.train_epoch(
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X_train, y_train, train_future_prices, args.batch_size
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)
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val_action_loss, val_price_loss, val_acc = model.evaluate(
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X_val, y_val, val_future_prices
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)
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# Get predictions for PnL calculation
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train_action_probs, train_price_preds = model.predict(X_train)
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val_action_probs, val_price_preds = model.predict(X_val)
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# Calculate PnL and win rates
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try:
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train_pnl, train_win_rate, train_trades = data_interface.calculate_pnl(
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train_preds, train_prices, position_size=1.0
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)
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val_pnl, val_win_rate, val_trades = data_interface.calculate_pnl(
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val_preds, val_prices, position_size=1.0
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)
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except Exception as e:
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logger.error(f"Error calculating PnL: {str(e)}")
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train_pnl, train_win_rate, val_pnl, val_win_rate = 0, 0, 0, 0
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train_trades, val_trades = [], []
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# Calculate price prediction error
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if train_future_prices is not None and train_price_preds is not None:
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# Ensure arrays have the same shape and are numpy arrays
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train_future_prices_np = np.array(train_future_prices) if not isinstance(train_future_prices, np.ndarray) else train_future_prices
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train_price_preds_np = np.array(train_price_preds) if not isinstance(train_price_preds, np.ndarray) else train_price_preds
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if len(train_price_preds_np) > 0 and len(train_future_prices_np) > 0:
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min_len = min(len(train_price_preds_np), len(train_future_prices_np))
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train_price_mae = np.mean(np.abs(train_price_preds_np[:min_len] - train_future_prices_np[:min_len]))
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else:
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train_price_mae = float('inf')
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else:
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train_price_mae = float('inf')
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if val_future_prices is not None and val_price_preds is not None:
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# Ensure arrays have the same shape and are numpy arrays
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val_future_prices_np = np.array(val_future_prices) if not isinstance(val_future_prices, np.ndarray) else val_future_prices
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val_price_preds_np = np.array(val_price_preds) if not isinstance(val_price_preds, np.ndarray) else val_price_preds
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if len(val_price_preds_np) > 0 and len(val_future_prices_np) > 0:
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min_len = min(len(val_price_preds_np), len(val_future_prices_np))
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val_price_mae = np.mean(np.abs(val_price_preds_np[:min_len] - val_future_prices_np[:min_len]))
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else:
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val_price_mae = float('inf')
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else:
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val_price_mae = float('inf')
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# Monitor action distribution
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train_actions = np.bincount(np.argmax(train_action_probs, axis=1), minlength=3)
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val_actions = np.bincount(np.argmax(val_action_probs, axis=1), minlength=3)
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# Log metrics
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writer.add_scalar('Loss/action_train', train_action_loss, epoch)
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writer.add_scalar('Loss/price_train', train_price_loss, epoch)
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writer.add_scalar('Loss/action_val', val_action_loss, epoch)
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writer.add_scalar('Loss/price_val', val_price_loss, epoch)
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writer.add_scalar('Accuracy/train', train_acc, epoch)
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writer.add_scalar('Accuracy/val', val_acc, epoch)
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writer.add_scalar('PnL/train', train_pnl, epoch)
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writer.add_scalar('PnL/val', val_pnl, epoch)
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writer.add_scalar('WinRate/train', train_win_rate, epoch)
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writer.add_scalar('WinRate/val', val_win_rate, epoch)
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writer.add_scalar('PriceMAE/train', train_price_mae, epoch)
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writer.add_scalar('PriceMAE/val', val_price_mae, epoch)
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# Log action distribution
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for i, action in enumerate(['SELL', 'HOLD', 'BUY']):
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writer.add_scalar(f'Actions/train_{action}', train_actions[i], epoch)
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writer.add_scalar(f'Actions/val_{action}', val_actions[i], epoch)
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# Save best model based on validation metrics
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if np.isscalar(val_pnl) and np.isscalar(best_val_pnl) and (val_pnl > best_val_pnl or (np.isclose(val_pnl, best_val_pnl) and val_acc > best_val_acc)):
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best_val_pnl = val_pnl
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best_val_acc = val_acc
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best_win_rate = val_win_rate
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best_price_mae = val_price_mae
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model.save(f"models/{args.model_type}_best.pt")
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logger.info("Saved new best model based on validation metrics")
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# Log detailed metrics
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logger.info(f"Epoch {epoch+1}/{args.epochs}")
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logger.info("Training Metrics:")
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logger.info(f" Action Loss: {train_action_loss:.4f}")
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logger.info(f" Price Loss: {train_price_loss:.4f}")
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logger.info(f" Accuracy: {train_acc:.2f}")
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logger.info(f" PnL: {train_pnl:.2%}")
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logger.info(f" Win Rate: {train_win_rate:.2%}")
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logger.info(f" Price MAE: {train_price_mae:.2f}")
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logger.info("Validation Metrics:")
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logger.info(f" Action Loss: {val_action_loss:.4f}")
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logger.info(f" Price Loss: {val_price_loss:.4f}")
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logger.info(f" Accuracy: {val_acc:.2f}")
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logger.info(f" PnL: {val_pnl:.2%}")
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logger.info(f" Win Rate: {val_win_rate:.2%}")
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logger.info(f" Price MAE: {val_price_mae:.2f}")
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# Log action distribution
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logger.info("Action Distribution:")
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for i, action in enumerate(['SELL', 'HOLD', 'BUY']):
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logger.info(f" {action}: Train={train_actions[i]}, Val={val_actions[i]}")
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# Log trade statistics
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logger.info("Trade Statistics:")
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logger.info(f" Training trades: {len(train_trades)}")
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logger.info(f" Validation trades: {len(val_trades)}")
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# Log next candle predictions
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if epoch % 10 == 0: # Every 10 epochs
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logger.info("\nNext Candle Predictions:")
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next_candles = model.predict_next_candles(X_val[-1:], n_candles=3)
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for tf in args.timeframes:
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if tf in next_candles:
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logger.info(f"\n{tf} timeframe predictions:")
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for i, pred in enumerate(next_candles[tf]):
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action = ['SELL', 'HOLD', 'BUY'][np.argmax(pred)]
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confidence = np.max(pred)
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logger.info(f" Candle {i+1}: {action} (confidence: {confidence:.2f})")
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except Exception as e:
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logger.error(f"Error during epoch {epoch+1}: {str(e)}")
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continue
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# Save final model
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model.save(f"models/{args.model_type}_final_{datetime.now().strftime('%Y%m%d_%H%M%S')}.pt")
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logger.info(f"\nTraining complete. Best validation metrics:")
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logger.info(f"Accuracy: {best_val_acc:.2f}")
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logger.info(f"PnL: {best_val_pnl:.2%}")
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logger.info(f"Win Rate: {best_win_rate:.2%}")
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logger.info(f"Price MAE: {best_price_mae:.2f}")
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except Exception as e:
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logger.error(f"Error in training: {str(e)}")
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def predict(data_interface, model, args):
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"""Make predictions using the trained model"""
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logger.info("Starting prediction mode...")
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try:
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# Load the latest model
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model_dir = os.path.join('models')
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model_files = [f for f in os.listdir(model_dir) if f.startswith(args.model_type)]
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if not model_files:
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logger.error(f"No saved model found for type {args.model_type}")
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return
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latest_model = sorted(model_files)[-1]
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model_path = os.path.join(model_dir, latest_model)
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logger.info(f"Loading model from {model_path}...")
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model.load(model_path)
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# Prepare prediction data
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logger.info("Preparing prediction data...")
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X_pred = data_interface.prepare_prediction_data()
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# Make predictions
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logger.info("Making predictions...")
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predictions = model.predict(X_pred)
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# Process and display predictions
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logger.info("Processing predictions...")
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data_interface.process_predictions(predictions)
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except Exception as e:
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logger.error(f"Error in prediction mode: {str(e)}")
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def realtime(data_interface, model, args):
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"""Run the model in real-time mode"""
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logger.info("Starting real-time mode...")
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try:
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from NN.utils.realtime_analyzer import RealtimeAnalyzer
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# Load the latest model
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model_dir = os.path.join('models')
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model_files = [f for f in os.listdir(model_dir) if f.startswith(args.model_type)]
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if not model_files:
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logger.error(f"No saved model found for type {args.model_type}")
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return
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latest_model = sorted(model_files)[-1]
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model_path = os.path.join(model_dir, latest_model)
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logger.info(f"Loading model from {model_path}...")
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model.load(model_path)
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# Initialize realtime analyzer
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logger.info("Initializing real-time analyzer...")
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realtime_analyzer = RealtimeAnalyzer(
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data_interface=data_interface,
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model=model,
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symbol=args.symbol,
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timeframes=args.timeframes
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)
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# Start real-time analysis
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logger.info("Starting real-time analysis...")
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realtime_analyzer.start()
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except Exception as e:
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logger.error(f"Error in real-time mode: {str(e)}")
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if __name__ == "__main__":
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main()
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