Adding python files

src/utils/logger.py

@@ -0,0 +1,75 @@
+"""
+Logging configuration for the microscopy object detection application.
+"""
+
+import logging
+import sys
+from pathlib import Path
+from typing import Optional
+
+
+def setup_logging(
+    log_file: str = "logs/app.log",
+    level: str = "INFO",
+    log_format: Optional[str] = None,
+) -> logging.Logger:
+    """
+    Setup application logging.
+
+    Args:
+        log_file: Path to log file
+        level: Logging level (DEBUG, INFO, WARNING, ERROR, CRITICAL)
+        log_format: Custom log format string
+
+    Returns:
+        Configured logger instance
+    """
+    # Create logs directory if it doesn't exist
+    log_path = Path(log_file)
+    log_path.parent.mkdir(parents=True, exist_ok=True)
+
+    # Default format if none provided
+    if log_format is None:
+        log_format = "%(asctime)s - %(name)s - %(levelname)s - %(message)s"
+
+    # Convert level string to logging constant
+    numeric_level = getattr(logging, level.upper(), logging.INFO)
+
+    # Configure root logger
+    root_logger = logging.getLogger()
+    root_logger.setLevel(numeric_level)
+
+    # Remove existing handlers
+    root_logger.handlers.clear()
+
+    # Console handler
+    console_handler = logging.StreamHandler(sys.stdout)
+    console_handler.setLevel(numeric_level)
+    console_formatter = logging.Formatter(log_format)
+    console_handler.setFormatter(console_formatter)
+    root_logger.addHandler(console_handler)
+
+    # File handler
+    file_handler = logging.FileHandler(log_file)
+    file_handler.setLevel(numeric_level)
+    file_formatter = logging.Formatter(log_format)
+    file_handler.setFormatter(file_formatter)
+    root_logger.addHandler(file_handler)
+
+    # Log initial message
+    root_logger.info("Logging initialized")
+
+    return root_logger
+
+
+def get_logger(name: str) -> logging.Logger:
+    """
+    Get a logger instance for a specific module.
+
+    Args:
+        name: Logger name (typically __name__)
+
+    Returns:
+        Logger instance
+    """
+    return logging.getLogger(name)