Answers for "python logger class"

Python

python logging to file

import logging

"""
DEBUG
INFO
WARNING
ERROR
CRITICAL
"""
# asctime: time of the log was printed out
# levelname: name of the log
# datefmt: format the time of the log
# give DEBUG log
logging.basicConfig(format='%(asctime)s %(levelname)-8s [%(filename)s:%(lineno)d] %(message)s',
    datefmt='%d-%m-%Y:%H:%M:%S',
    level=logging.DEBUG,
    filename='logs.txt')

logger = logging.getLogger('my_app')

logger.debug("This is a debug log")
logger.info("This is an info log")
logger.critical("This is critical")
logger.error("An error occurred")

Posted by: Guest on August-13-2020

Source

create log in python

logging.basicConfig(filename="logfilename.log", level=logging.INFO)
# Log Creation

logging.info('your text goes here')
logging.error('your text goes here')
logging.debug('your text goes here')

Posted by: Guest on October-28-2020

Source

python logging basiclogging rotatingfilehandler

import logging

rfh = logging.handlers.RotatingFileHandler(
 	filename='foo.log', 
  	mode='a',
  	maxBytes=20*1024*1024,
  	backupCount=2,
  	encoding=None,
  	delay=0
)

logging.basicConfig(
  	level=logging.DEBUG,
  	format="%(asctime)s %(name)-25s %(levelname)-8s %(message)s",
    datefmt="%y-%m-%d %H:%M:%S",
    handlers=[
    	rfh
    ]
)

logger = logging.getLogger('main')

logger.debug("test")

Posted by: Guest on August-05-2020

python logger exception

# Get Python error information with debug output
# logger.exception outputs a stack trace alongside the error message.

# Example

import logging
try:
    1/0
except ZeroDivisionError:
    logging.exception("error_log")
    
# Outputs
    
ERROR:root:error_log
Traceback (most recent call last):
  File "<stdin>", line 2, in <module>
ZeroDivisionError: integer division or modulo by zero

Posted by: Guest on August-12-2021

python fme logger

logger = fmeobjects.FMELogFile()
logger.logMessageString("{}".format('Error'), fmeobjects.FME_ERROR)

Posted by: Guest on March-12-2020

Source

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