Created
February 3, 2023 23:32
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Python logging using Emoji for loglevel
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import logging | |
class EmojiFormatter(logging.Formatter): | |
"""Formatter that adds `levelemoji` field. Override emojis used my modifying EMOJI_MAP. | |
Example: | |
logging.basicConfig(format="%(asctime)s %(levelemoji)s %(message)s") | |
""" | |
# the INFO level should have the "Information" (U+2139) emoji but it doesn't seem to work in the next line | |
EMOJI_MAP = {"DEBUG": "🐛", "INFO": "ℹ️", "WARNING": "⚠️", "ERROR": "⛔", "EXCEPTION": "💣️", "CRITICAL": "💀"} | |
def formatMessage(self, record: logging.LogRecord) -> str: | |
setattr(record, "levelemoji", self.EMOJI_MAP.get(record.levelname, "❓")) | |
return super().formatMessage(record) | |
def setup_emoji_logging(*args, **kwargs): | |
logging.basicConfig(*args, **kwargs) | |
emoji_formatter = EmojiFormatter( | |
fmt=kwargs.get("format", "%(asctime)s,%(msecs).03d %(levelemoji)s %(message)s"), | |
datefmt=kwargs.get("datefmt", "%Y-%m-%d %H:%M:%S"), | |
style=kwargs.get("style", "%"), | |
) | |
for handler in logging.root.handlers: | |
handler.setFormatter(emoji_formatter) |
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