import logging
import logging.handlers


config = {
  'filename': '/tmp/interpolatoryawesome.log',
  'level': logging.INFO,
  'size' : 1024000,
  'backupCount': 10,
   }

logger    = logging.getLogger('interp')
logger.setLevel(config['level'])
my_format = logging.Formatter('%(asctime)s %(levelname)s (%(process)d) %(filename)s %(funcName)s:%(lineno)d %(message)s')
handler   = logging.handlers.RotatingFileHandler(
                 config['filename'], maxBytes = config['size'] * 1024, backupCount = config['backupCount'])
handler.setFormatter(my_format)
logger.addHandler(handler)