redirecting std out/err into files

redirect_out.py

import logging
logging.basicConfig(filename='example.log',filemode="w", level=logging.DEBUG)
import sys

class StreamToLogger(object):
   """
   Fake file-like stream object that redirects writes to a logger instance.
   """
   def __init__(self, logger, log_level=logging.INFO):
      self.logger = logger
      self.log_level = log_level
      self.linebuf = ''
 
   def write(self, buf):
      for line in buf.rstrip().splitlines():
         self.logger.log(self.log_level, line.rstrip())
 
logging.basicConfig(
   level=logging.DEBUG,
   format='%(asctime)s:%(levelname)s:%(name)s:%(message)s',
   filename="out.log",
   filemode='a'
)
 
stdout_logger = logging.getLogger('STDOUT')
sl = StreamToLogger(stdout_logger, logging.DEBUG)
sys.stdout = sl
 
stderr_logger = logging.getLogger('STDERR')
sl = StreamToLogger(stderr_logger, logging.DEBUG)
sys.stderr = sl