import logging
import os
from logging.handlers import RotatingFileHandler
from pathlib import Path
def setup_logger():
"""
Configure and set up the logging system with file-based output
Returns:
logging.Logger: Configured logger instance
"""
# Create logs directory if it doesn't exist
log_dir = Path("logs")
log_dir.mkdir(exist_ok=True)
# Configure logger
logger = logging.getLogger("product_category_api")
logger.setLevel(logging.INFO)
# Create log file handler with rotation (max 5MB per file, keeping 3 backup files)
log_file_path = log_dir / "api.log"
file_handler = RotatingFileHandler(
filename=log_file_path,
maxBytes=5*1024*1024, # 5 MB
backupCount=3,
encoding="utf-8"
)
# Create console handler
console_handler = logging.StreamHandler()
# Create formatter and add it to the handlers
formatter = logging.Formatter(
"%(asctime)s - %(name)s - %(levelname)s - %(message)s"
)
file_handler.setFormatter(formatter)
console_handler.setFormatter(formatter)
# Add handlers to the logger
logger.addHandler(file_handler)
logger.addHandler(console_handler)
return logger
class NoOpLogger(logging.Logger):
def __init__(self, name):
self.name = name
def debug(self, msg, *args, **kwargs):
pass
def info(self, msg, *args, **kwargs):
pass
def warning(self, msg, *args, **kwargs):
pass
def error(self, msg, *args, **kwargs):
pass
def critical(self, msg, *args, **kwargs):
pass
def exception(self, msg, *args, **kwargs):
pass
# Return a no-op logger unless REAL_LOGGER is set to 'true'
if os.getenv('REAL_LOGGER', '').lower() != 'true':
logger = NoOpLogger("product_category_api")
else:
logger = setup_logger()
