logging

logging.py

#set up logging                                                                                          
logger = logging.getLogger('main')                                                                       
logger.setLevel(logging.DEBUG)                                                                           
                                                                                                         
# Use file output for production logging:                                                                
filename, fileextension = os.path.splitext(sys.argv[0])                                                  
# log file name  <script name>.log                                                                       
log_file =  '{0}.log'.format(filename)                                                                   
filelog = logging.FileHandler(log_file, 'a')                                                             
filelog.setLevel(logging.INFO)                                                                           
                                                                                                         
# Use console for development logging:                                                                   
conlog = logging.StreamHandler()                                                                         
conlog.setLevel(logging.DEBUG)                                                                           
                                                                                                         
# Specify log formatting:                                                                                
#formatter = logging.Formatter('%(asctime)s - %(levelname)s - %(module)s - %(lineno)s - %(message)s')    
formatter = logging.Formatter('%(asctime)s - %(module)s - %(lineno)s - %(levelname)s - %(message)s')     
conlog.setFormatter(formatter)                                                                           
filelog.setFormatter(formatter)                                                                          
                                                                                                         
# add console and filelog to logger                                                                      
logger.addHandler(conlog)                                                                                
logger.addHandler(filelog)