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78 lines
2.2 KiB
Python
78 lines
2.2 KiB
Python
"""DeepTutor logging bootstrap."""
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from __future__ import annotations
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import logging
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from logging.handlers import RotatingFileHandler
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from pathlib import Path
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import sys
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from .config import LoggingConfig, load_logging_config
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from .formatters import ConsoleFormatter, ContextFilter, JsonlFormatter
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from .loguru_bridge import install_loguru_bridge
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_CONFIGURED = False
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_MANAGED_ATTR = "_deeptutor_managed"
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def _level(value: str | int) -> int:
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if isinstance(value, int):
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return value
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return int(getattr(logging, str(value).upper(), logging.INFO))
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def _managed(handler: logging.Handler) -> logging.Handler:
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setattr(handler, _MANAGED_ATTR, True)
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handler.addFilter(ContextFilter())
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return handler
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def _remove_managed_handlers(root: logging.Logger) -> None:
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for handler in list(root.handlers):
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if getattr(handler, _MANAGED_ATTR, False):
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root.removeHandler(handler)
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handler.close()
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def configure_logging(force: bool = False) -> LoggingConfig:
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"""Configure stdlib logging once for the whole process."""
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global _CONFIGURED
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config = load_logging_config()
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root = logging.getLogger()
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if _CONFIGURED and not force:
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return config
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if force:
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_remove_managed_handlers(root)
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level = _level(config.level)
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root.setLevel(logging.DEBUG)
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if config.console_output:
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console = _managed(logging.StreamHandler(sys.stdout))
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console.setLevel(level)
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console.setFormatter(ConsoleFormatter())
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root.addHandler(console)
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if config.file_output:
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log_dir = Path(config.log_dir) if config.log_dir else Path("data/user/logs")
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log_dir.mkdir(parents=True, exist_ok=True)
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file_handler = _managed(
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RotatingFileHandler(
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log_dir / "deeptutor.jsonl",
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maxBytes=config.max_bytes,
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backupCount=config.backup_count,
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encoding="utf-8",
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)
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)
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file_handler.setLevel(level)
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file_handler.setFormatter(JsonlFormatter())
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root.addHandler(file_handler)
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logging.getLogger("deeptutor").setLevel(logging.DEBUG)
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logging.getLogger("deeptutor").propagate = True
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install_loguru_bridge(logging.DEBUG)
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_CONFIGURED = True
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return config
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