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| # monitoring/logger.py | |
| import logging | |
| import os | |
| from logging.handlers import RotatingFileHandler | |
| def setup_production_logger(name="lc-8_credit_scoring_api", log_dir="logs"): | |
| os.makedirs(log_dir, exist_ok=True) | |
| logger = logging.getLogger(name) | |
| logger.setLevel(logging.INFO) | |
| if logger.handlers: # Avoid duplicates | |
| return logger | |
| file_handler = RotatingFileHandler( | |
| filename=os.path.join(log_dir, "predictions.log"), | |
| maxBytes=10_000_000, # 10 MB per file | |
| backupCount=5, # Keep 5 rotated files | |
| ) | |
| console_handler = logging.StreamHandler() | |
| # Both handlers use the same format | |
| formatter = logging.Formatter('%(asctime)s - %(name)s - %(message)s') | |
| file_handler.setFormatter(formatter) | |
| console_handler.setFormatter(formatter) | |
| logger.addHandler(file_handler) | |
| logger.addHandler(console_handler) | |
| return logger |