#!/usr/bin/env python

import logging as Log

Log.basicConfig(level=Log.DEBUG,  
                    format='%(asctime)s %(filename)s[line:%(lineno)d] %(levelname)s %(message)s',  
                    datefmt='%Y-%m-%d %H:%M:%S',  
                    filename='./run.log',  
                    filemode='a')  
''' 
Log.debug('debug message')  
Log.info('info message')  
Log.warning('warning message')  
Log.error('error message')  
Log.critical('critical message') 
'''