Низ формат на форматера водене на дневник python
Примерен код
пример за водене на регистър на python
# logging_example.py
import logging
# Create a custom logger
logger = logging.getLogger(__name__)
# Create handlers
c_handler = logging.StreamHandler()
f_handler = logging.FileHandler('file.log')
c_handler.setLevel(logging.WARNING)
f_handler.setLevel(logging.ERROR)
# Create formatters and add it to handlers
c_format = logging.Formatter('%(name)s - %(levelname)s - %(message)s')
f_format = logging.Formatter('%(asctime)s - %(name)s - %(levelname)s - %(message)s')
c_handler.setFormatter(c_format)
f_handler.setFormatter(f_format)
# Add handlers to the logger
logger.addHandler(c_handler)
logger.addHandler(f_handler)
logger.warning('This is a warning')
logger.error('This is an error')
водене на дневник python файл
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")поддържане на регистър на python за конзолата exqmple
import sys
# ...
logging.getLogger().addHandler(logging.StreamHandler(sys.stdout))
секретарят pythong за сеч в низ
import logging
try:
from cStringIO import StringIO # Python 2
except ImportError:
from io import StringIO
class LevelFilter(logging.Filter):
def __init__(self, levels):
self.levels = levels
def filter(self, record):
return record.levelno in self.levels
log_stream = StringIO()
logging.basicConfig(stream=log_stream, level=logging.NOTSET)
logging.getLogger().addFilter(LevelFilter((logging.INFO, logging.WARNING, logging.ERROR)))
logging.info('hello world')
logging.warning('be careful!')
logging.debug("you won't see this")
logging.error('you will see this')
logging.critical('critical is no longer logged!')
print(log_stream.getvalue())
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