_logger.py

# See: https://github.com/EDCD/EDMarketConnector/blob/main/PLUGINS.md
# Use: from _logger import logger

import logging
import os

from config import appname

DEFAULT_LOG_LEVEL = logging.INFO
# This could also be returned from plugin_start3()
__plugin_name = os.path.basename(os.path.dirname(__file__))

# A Logger is used per 'found' plugin to make it easy to include the plugin's
# folder name in the logging output format.
# NB: plugin_name here *must* be the plugin's folder name as per the preceding
#     code, else the logger won't be properly set up.
logger = logging.getLogger(f"{appname}.{__plugin_name}")

# If the Logger has handlers then it was already set up by the core code, else
# it needs setting up here.
if not logger.hasHandlers():
    logger.setLevel(DEFAULT_LOG_LEVEL)
    logger_channel = logging.StreamHandler()
    logger_formatter = logging.Formatter(
        "%(asctime)s - %(name)s - %(levelname)s - %(module)s:%(lineno)d:%(funcName)s: %(message)s"
    )
    logger_formatter.default_time_format = "%Y-%m-%d %H:%M:%S"
    logger_formatter.default_msec_format = "%s.%03d"
    logger_channel.setFormatter(logger_formatter)
    logger.addHandler(logger_channel)