text: import logging
  import os
  
  
  def get_logger(name, job_dir='.'):
      """ Returns logger that prints on stdout at INFO level and on file at DEBUG level. """
      
      logger = logging.getLogger(name)
      logger.setLevel(logging.DEBUG)
      if not logger.handlers:
          # stream handler ensures that logging events are passed to stdout
          ch = logging.StreamHandler()
          ch.setLevel(logging.INFO)
          ch_formatter = logging.Formatter('%(message)s')
          ch.setFormatter(ch_formatter)
          logger.addHandler(ch)
          
          # file handler ensures that logging events are passed to log file
          if not os.path.exists(job_dir):
              os.makedirs(job_dir)
          
          fh = logging.FileHandler(filename=os.path.join(job_dir, 'log_file'))
          fh.setLevel(logging.DEBUG)
          fh_formatter = logging.Formatter('%(asctime)s - %(name)s - %(levelname)s - %(message)s')
          fh.setFormatter(fh_formatter)
          logger.addHandler(fh)
      
      return logger
  