问Python:特定类记录器的setLevel

EN

import logging
import qualysconnect.util

# Set log options. This is my attempt to silence it.
logger_qc = logging.getLogger('qualysconnect')
logger_qc.setLevel(logging.ERROR)
# Define a Handler which writes WARNING messages or higher to the sys.stderr
logger_console = logging.StreamHandler()
logger_console.setLevel(logging.ERROR)
# Set a format which is simpler for console use.
formatter = logging.Formatter('%(name)-12s: %(levelname)-8s %(message)s')
# Tell the handler to use this format.
logger_console.setFormatter(formatter)
# Add the handler to the root logger
logging.getLogger('').addHandler(logger_console)

# 'application' code
logging.debug('debug message')
logging.info('info message')
logging.warn('warn message')
logging.error('error message')
logging.critical('critical message')

root        : ERROR    error message
root        : CRITICAL critical message

WARNING:root:warn message
ERROR:root:error message
root        : ERROR    error message
CRITICAL:root:critical message
root        : CRITICAL critical message