2020-07-05 21:37:41 [IMPORTANT] - Cleared log file log.txt
2020-07-05 21:37:41 [IMPORTANT] - This is important information
2020-07-05 21:37:41 [INFO] - This is information
2020-07-05 21:37:41 [WARN] - This is a warning
2020-07-05 21:37:41 [ERROR] - This is an error