ray/release/ray_release/logger.py

import logging
import sys

logger = logging.getLogger()
logger.setLevel(logging.INFO)


def add_handlers(logger: logging.Logger):
    handler = logging.StreamHandler(stream=sys.stderr)
    formatter = logging.Formatter(
        fmt="[%(levelname)s %(asctime)s] %(filename)s: %(lineno)d  %(message)s"
    )
    handler.setFormatter(formatter)
    logger.addHandler(handler)


if not logger.hasHandlers():
    add_handlers(logger)