Python log module (no configuration file used)

Source: Internet
Author: User
Tags rabbitmq

"" "    author: htfang    date  : 2014 12  15    logging module , use multiple logs without  A log config file "" "import loggingfrom logging import  (DEBUG,                       CRITICAL,                      FATAL,                      ERROR,                      WARNING,                       warn,    &Nbsp;                info,                       DEBUG,                      notset) Import sysclass logbuilder ():      "" "    as a rookie, you need ' Nt know how this  builder construct, just learn how to use it!!!     example:    log = logbuilder ()     fd _log = log.getlogger ("FD")     mq_log = log.getlogger ("MQ")      fd_log.error ("error")     mq_log.info ("info")      if  you module need log, &nbsP;  first add a item in log_names,appiont handlers and log  level (NI DONG DE!!!)     second config your handlers in FILE_HANDLERS or  stream_handlers whitch you appiont in log_names,    then  select or add a format to your handlers in formatters      "" "    LOG_NAMES = {              "FD": {"Handlers": ["Frame", "stderr",], "level":D ebug},              "MQ": {"Handlers": ["RABBITMQ", "stderr",], "level":D ebug},         }    FILE_HANDLERS = {              "Frame": {"FileName": "Frame.log", "format": "DFT"},             "RABBITMQ": {"FileName": "Rabbitmq.log" , "format": "DFT"},        }    stream_handlers  = {             "stdin": {"FileName": sys.stdin,  "format": "DFT"},             " StdOut ": {" fileName ":sys.stdout, " format ":" DFT "},              "stderr": {"fileName":sys.stderr,  "format": "DFT"},         }    FORMATTERS = {              "DFT": {"FMT":("% (name) s % (asctime) s % (filename) s[line:% (Lineno) d]% (levelname ) s:% (message) S ",                   '%A, %D %B&Nbsp;%y %h:%m:%s ')},        }    def __ Init__ (self):         for format_name in self. formatters:            formatter =  Logging. Formatter (self. formatters[format_name]["FMT"][0],                     self. formatters[format_name]["FMT"][1])             self . formatters[format_name]["Formatter"] = formatter        for  handler_name in self. file_handlers:            file_handler =  logging. Filehandler (self. file_handlers[handler_name]["FileName"])              File_handler.setformatter (self. Formatters[self. file_handlers[handler_name]["format"]]["Formatter"])              self. file_handlers[handler_name]["Handler"] = file_handler         for handler_name  in self. stream_handlers:            stream_handler =  logging. Streamhandler (self. stream_handlers[handler_name]["FileName"])              stream_handler.setformatter (self. Formatters[self. stream_handlers[handler_name]["format"]]["Formatter"])              self. stream_handlers[handler_name]["Handler"] = stream_handler         for log_name in self. Log_names:           &nbsP;logger = logging.getlogger (Log_name)              for handler_name in self. log_names[log_name]["Handlers"]:                 try:                     logger.addhandler (self. file_handlers[handler_name]["Handler"])                  except:                     logger.addhandler (self. stream_handlers[handler_name]["Handler"])                  else:                     pass  &nBsp;         logger.setlevel (self. Log_names[log_name]["Level"])             self. log_names[log_name]["Logger"] = logger    def getlogger (self,log_name):         return self. log_names[log_name]["Logger"]                 log = logbuilder ()

Python log module (without a configuration file)

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