updated code structure

src/utils/logger.py

@@ -0,0 +1,65 @@
+"""
+Logging utilities for the pump.fun trading bot.
+"""
+
+import logging
+import sys
+from typing import Dict
+
+# Global dict to store loggers
+_loggers: Dict[str, logging.Logger] = {}
+
+
+def get_logger(name: str, level: int = logging.INFO) -> logging.Logger:
+    """Get or create a logger with the given name.
+
+    Args:
+        name: Logger name, typically __name__
+        level: Logging level
+
+    Returns:
+        Configured logger
+    """
+    global _loggers
+
+    if name in _loggers:
+        return _loggers[name]
+
+    logger = logging.getLogger(name)
+    logger.setLevel(level)
+
+    if not logger.handlers:
+        formatter = logging.Formatter(
+            "%(asctime)s - %(name)s - %(levelname)s - %(message)s",
+            datefmt="%Y-%m-%d %H:%M:%S",
+        )
+
+        console_handler = logging.StreamHandler(sys.stdout)
+        console_handler.setFormatter(formatter)
+        logger.addHandler(console_handler)
+
+    _loggers[name] = logger
+    return logger
+
+
+def setup_file_logging(
+    filename: str = "pump_trading.log", level: int = logging.INFO
+) -> None:
+    """Set up file logging for all loggers.
+
+    Args:
+        filename: Log file path
+        level: Logging level for file handler
+    """
+    root_logger = logging.getLogger()
+
+    formatter = logging.Formatter(
+        "%(asctime)s - %(name)s - %(levelname)s - %(message)s",
+        datefmt="%Y-%m-%d %H:%M:%S",
+    )
+
+    file_handler = logging.FileHandler(filename)
+    file_handler.setLevel(level)
+    file_handler.setFormatter(formatter)
+
+    root_logger.addHandler(file_handler)