10 examples of 'python log to stdout and file' in Python

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def log(loglevel, msg):
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    """
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    Writes a message to stdout and optional logfile
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    if given loglevel is >= verbose_level()
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    @param msg: message to output
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    """
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    if verbose_level() >= loglevel:
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        global ARGS   # pylint: disable=global-statement
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        strtime = str(time.strftime("%Y-%m-%d %H:%M:%S"))
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        # print strtime+': '+msg
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        if ARGS.logfile is not None:
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            filename = str(time.strftime(ARGS.logfile, time.localtime()))
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            logfile = open(filename, "a")
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            logfile.write(strtime+': '+msg+'\n')
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            logfile.close()
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        print(strtime+': '+msg)

96
def _actual_log(self, string, level):
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    if self.f is None:
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        self.__open()
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    self.f.write(self.format(string, level)+"\n")
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    self.f.flush()

34
def logging_both_to_stdout_and_stderr(self, *messages):
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    for index, msg in enumerate(messages):
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        stream = sys.stdout if index % 2 == 0 else sys.stderr
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        stream.write(msg)

661
def logfile( message ):
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    f = codecs.open( filename, 'a', encoding='utf-8' )
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    f.write( message+"\n" )
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    f.close()

58
def write(self, message, is_terminal=1, is_file=1):
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    if '\r' in message:
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        is_file = 0
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    if is_terminal == 1:
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        self.terminal.write(message)
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        self.terminal.flush()
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        # time.sleep(1)
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    if is_file == 1:
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        self.file.write(message)
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        self.file.flush()

120
def OutputLog():
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    if clArgs.no_verbose:
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        return
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    f = open("check_visit_db.out","w")
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    for line in log:
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        f.write(line)
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    f.close()

8
def log2file(filename):  # Loggging to file
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    # set up logging to file
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    logging.basicConfig(
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        filename=os.path.join(filename + "_log.txt"),
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        level=logging.DEBUG,
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        format='[%(asctime)s] {%(pathname)s:%(lineno)d} %(levelname)s - %(message)s',
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        datefmt='%H:%M:%S'
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    )
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    # set up logging to console
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    console = logging.StreamHandler()
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    console.setLevel(logging.INFO)
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    # set a format which is simpler for console use
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    formatter = logging.Formatter('%(name)-12s: %(levelname)-8s %(message)s')
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    console.setFormatter(formatter)
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    # add the handler to the root logger
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    logging.getLogger('').addHandler(console)
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    logger = logging.getLogger(__name__)

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def writelog(text):
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  log = open(logfile,'a')
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  message = "%s - %s: %s\n", (HOSTNAME,time.asctime(),text)
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  log.write(text)
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  log.close()

3
def log(msg):
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    file(log_filename, "a").write(msg + "\n")

15
def setup_logger(to_file=LOG['TO_FILE']):
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    logger = logging.getLogger(__name__)
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    logger.setLevel(LOG['ROOT_LEVEL'])
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    formatter = logging.Formatter('%(asctime)s - %(levelname)s - %(message)s')
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    if to_file:
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        file_handler = logging.FileHandler(os.path.join(OUT_PATH, 'trade_log.log'), mode='w')
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        file_handler.setLevel(LOG['FILE_LEVEL'])
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        file_handler.setFormatter(formatter)
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        logger.addHandler(file_handler)
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    stream_handler = logging.StreamHandler()
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    stream_handler.setLevel(LOG['CONSOLE_LEVEL'])
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    stream_handler.setFormatter(formatter)
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    logger.addHandler(stream_handler)
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    return logger