[loggers]

keys=root

[handlers]

keys=fileHandler

[formatters]

keys=customFormatter

[logger_root]

handlers=fileHandler

level=INFO

[handler_fileHandler]

class=FileHandler

level=INFO

formatter=customFormatter

args=('app.log', 'a')

[formatter_customFormatter]

format=%(asctime)s.%(msecs)03d - %(levelname)s - %(message)s

datefmt=%Y-%m-%d %H:%M:%S