izzylib/IzzyLib/logging.py

90 lines
1.7 KiB
Python

import sys
from os import environ as env
from datetime import datetime
# Custom logger
class Log():
def __init__(self, minimum='INFO', datefmt='%Y-%m-%d %H:%M:%S', date=True):
self.levels = {
'CRIT': 60,
'ERROR': 50,
'WARN': 40,
'INFO': 30,
'VERB': 20,
'DEBUG': 10,
'MERP': 0
}
self.date = date
self.datefmt = datefmt
self.minimum = self._lvlCheck(minimum)
# make sure the minimum logging level is an int
def _lvlCheck(self, level):
try:
value = int(level)
except ValueError:
value = self.levels.get(level)
if value not in self.levels.values():
raise InvalidLevel(f'Invalid logging level: {level}')
return value
def setLevel(self, level):
self.minimum = self._lvlCheck(level)
def log(self, level, msg):
levelNum = self._lvlCheck(level)
if type(level) == int:
for k,v in self.levels.items():
if v == levelNum:
level = k
if levelNum < self.minimum:
return
output = f'{level}: {msg}\n'
# Only show date when not running in systemd and date var is True
if self.date and not env.get('INVOCATION_ID'):
date = datetime.now().strftime(self.datefmt)
output = f'{date} {output}'
stdout = sys.stdout
stdout.write(output)
stdout.flush()
def critical(self, msg):
self.log('CRIT', msg)
def error(self, msg):
self.log('ERROR', msg)
def warning(self, msg):
self.log('WARN', msg)
def info(self, msg):
self.log('INFO', msg)
def verbose(self, msg):
self.log('VERB', msg)
def debug(self, msg):
self.log('DEBUG', msg)
def merp(self, msg):
self.log('MERP', msg)
class InvalidType(Exception):
'''Raise when the log level isn't a str or an int'''
class InvalidLevel(Exception):
'''Raise when an invalid logging level was specified'''