custom_nodes/ComfyUI-Crystools/core/logger.py

# by https://github.com/Kosinkadink/ComfyUI-Advanced-ControlNet/blob/main/control/logger.py
import sys
import copy
import logging
from .keys import TEXTS
from .config import CONFIG


class ColoredFormatter(logging.Formatter):
    COLORS = {
        "DEBUG": "\033[0;36m",  # CYAN
        "INFO": "\033[0;32m",  # GREEN
        "WARNING": "\033[0;33m",  # YELLOW
        "ERROR": "\033[0;31m",  # RED
        "CRITICAL": "\033[0;37;41m",  # WHITE ON RED
        "RESET": "\033[0m",  # RESET COLOR
    }

    def format(self, record):
        colored_record = copy.copy(record)
        levelname = colored_record.levelname
        seq = self.COLORS.get(levelname, self.COLORS["RESET"])
        colored_record.levelname = f"{seq}{levelname}{self.COLORS['RESET']}"
        return super().format(colored_record)


# Create a new logger
logger = logging.getLogger(TEXTS.LOGGER_PREFIX.value)
logger.propagate = False

# Add handler if we don't have one.
if not logger.handlers:
    handler = logging.StreamHandler(sys.stdout)
    handler.setFormatter(ColoredFormatter("[%(name)s %(levelname)s] %(message)s"))
    logger.addHandler(handler)

# Configure logger
loglevel = CONFIG["loglevel"]
logger.setLevel(loglevel)