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"""Logging utilities."""
from __future__ import annotations
import logging
from pathlib import Path
LOGGER_NAME = "polyreact"
def configure_logging(level: int = logging.INFO) -> logging.Logger:
"""Configure and return the project logger."""
logger = logging.getLogger(LOGGER_NAME)
if logger.handlers:
logger.setLevel(level)
return logger
handler = logging.StreamHandler()
formatter = logging.Formatter(
fmt="%(asctime)s | %(levelname)s | %(name)s | %(message)s"
)
handler.setFormatter(formatter)
logger.addHandler(handler)
logger.setLevel(level)
return logger
def write_logfile(path: str | Path, *, level: int = logging.INFO) -> logging.Logger:
"""Add a file handler to the project logger."""
logger = configure_logging(level)
log_path = Path(path)
log_path.parent.mkdir(parents=True, exist_ok=True)
file_handler = logging.FileHandler(log_path, encoding="utf-8")
formatter = logging.Formatter(
fmt="%(asctime)s | %(levelname)s | %(name)s | %(message)s"
)
file_handler.setFormatter(formatter)
logger.addHandler(file_handler)
return logger
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