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Configuration error
Configuration error
| """ | |
| logger.py — Structured logging with rotating file handler + console output. | |
| Usage: | |
| from logger import get_logger | |
| log = get_logger(__name__) | |
| log.info("Bot started") | |
| """ | |
| import logging | |
| from logging.handlers import RotatingFileHandler | |
| import config | |
| def get_logger(name: str) -> logging.Logger: | |
| """Return a configured logger with console + rotating file handlers.""" | |
| logger = logging.getLogger(name) | |
| # Avoid adding duplicate handlers on repeated calls | |
| if logger.handlers: | |
| return logger | |
| logger.setLevel(logging.DEBUG) | |
| formatter = logging.Formatter( | |
| fmt="%(asctime)s | %(levelname)-8s | %(name)s | %(message)s", | |
| datefmt="%Y-%m-%d %H:%M:%S", | |
| ) | |
| # Console handler — INFO and above | |
| console = logging.StreamHandler() | |
| console.setLevel(logging.INFO) | |
| console.setFormatter(formatter) | |
| logger.addHandler(console) | |
| # Rotating file handler — DEBUG and above | |
| file_handler = RotatingFileHandler( | |
| config.LOG_FILE, | |
| maxBytes=config.LOG_MAX_BYTES, | |
| backupCount=config.LOG_BACKUP_COUNT, | |
| encoding="utf-8", | |
| ) | |
| file_handler.setLevel(logging.DEBUG) | |
| file_handler.setFormatter(formatter) | |
| logger.addHandler(file_handler) | |
| return logger | |