File size: 1,841 Bytes
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Structured Logging for Design System Extractor
================================================
Provides consistent logging across the application using loguru.
Falls back to standard logging if loguru is not available.
"""
import sys
from typing import Optional
try:
from loguru import logger as _loguru_logger
# Remove default handler
_loguru_logger.remove()
# Add structured console handler
_loguru_logger.add(
sys.stderr,
format="<green>{time:HH:mm:ss}</green> | <level>{level: <8}</level> | <cyan>{extra[module]}</cyan> | {message}",
level="INFO",
colorize=True,
)
# Add file handler for debugging (rotated)
_loguru_logger.add(
"logs/extractor_{time:YYYY-MM-DD}.log",
format="{time:YYYY-MM-DD HH:mm:ss} | {level: <8} | {extra[module]} | {message}",
level="DEBUG",
rotation="10 MB",
retention="7 days",
compression="gz",
catch=True, # Don't crash on log errors
)
HAS_LOGURU = True
except ImportError:
import logging
HAS_LOGURU = False
logging.basicConfig(
level=logging.INFO,
format="%(asctime)s | %(levelname)-8s | %(name)s | %(message)s",
datefmt="%H:%M:%S",
)
def get_logger(module_name: str = "app"):
"""
Get a logger instance for a specific module.
Args:
module_name: Name of the module (e.g., 'rule_engine', 'aurora', 'app')
Returns:
Logger instance with module context
"""
if HAS_LOGURU:
return _loguru_logger.bind(module=module_name)
else:
return logging.getLogger(module_name)
# Pre-configured loggers for common modules
app_logger = get_logger("app")
rule_engine_logger = get_logger("rule_engine")
agent_logger = get_logger("agents")
extraction_logger = get_logger("extraction")
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