import logging
import sys
def basic_config(logger: logging.Logger = logging.root, level=logging.INFO):
"""
Configures a logger to log <=INFO to stdout and >INFO to stderr
:param logger: Logger to configure, defaults to logging.root
:param level: Defaults to INFO
:return: configured logger (logger from parameters)
"""
logger.setLevel(level)
class InfoFilter(logging.Filter):
def filter(self, rec):
return rec.levelno in (logging.DEBUG, logging.INFO)
formatter = logging.Formatter("%(asctime)s - %(levelname)s - %(name)s - %(message)s", "%d/%m/%Y %H:%M:%S")
std_out_handler = logging.StreamHandler(sys.stdout)
std_out_handler.setLevel(logging.DEBUG)
std_out_handler.setFormatter(formatter)
std_out_handler.addFilter(InfoFilter())
std_err_handler = logging.StreamHandler()
std_err_handler.setLevel(logging.WARNING)
std_err_handler.setFormatter(formatter)
logger.addHandler(std_out_handler)
logger.addHandler(std_err_handler)
return logger
