egutierrez
9fd0ca9cac
Infra: cache_to_file, cache_to_sqlite, http_download_file, http_get_json, http_post_json, read_file_with_encoding, safe_extract_zip, scan_directory, setup_logger, normalize_zip_filenames. Tipos: 30+ tipos core (agent_action, context, task, message, parse_result...), 6 tipos datascience (entity_candidate, extraction_result...), 2 tipos infra. Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
86 lines
2.5 KiB
Python
86 lines
2.5 KiB
Python
"""Configuracion de logger con rotacion de archivo y salida a consola."""
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import logging
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import logging.handlers
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import os
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import sys
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from datetime import datetime
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def setup_logger(
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name: str = "app",
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log_dir: str = "logs",
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level: int = logging.DEBUG,
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) -> logging.Logger:
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"""Configura un logger con dual output: archivo rotante y consola.
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Crea el directorio de logs si no existe. El archivo usa nivel DEBUG con
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formato detallado y rotacion diaria (maxBytes=10MB, backupCount=5).
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La consola usa nivel INFO con formato simplificado. Es idempotente: si el
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logger ya tiene handlers no se duplican.
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Args:
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name: Nombre del logger (identifica la instancia en el sistema de logging).
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log_dir: Directorio donde se guardan los archivos de log.
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level: Nivel minimo del logger principal (por defecto DEBUG).
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Returns:
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Logger configurado con handler de archivo y handler de consola.
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"""
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os.makedirs(log_dir, exist_ok=True)
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logger = logging.getLogger(name)
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logger.setLevel(level)
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logger.propagate = False
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# Idempotente: si ya tiene handlers no agregar mas
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if logger.handlers:
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return logger
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fmt_detailed = logging.Formatter(
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"[%(asctime)s] %(levelname)s [%(name)s.%(funcName)s:%(lineno)d] %(message)s"
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)
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fmt_simple = logging.Formatter(
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"[%(asctime)s] %(levelname)s: %(message)s"
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)
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# File handler con rotacion por tamano
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log_filename = os.path.join(log_dir, f"{datetime.now():%Y-%m-%d}.log")
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file_handler = logging.handlers.RotatingFileHandler(
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log_filename,
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maxBytes=10 * 1024 * 1024, # 10 MB
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backupCount=5,
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encoding="utf-8",
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)
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file_handler.setLevel(logging.DEBUG)
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file_handler.setFormatter(fmt_detailed)
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# Console handler
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if sys.platform == "win32":
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try:
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sys.stdout.reconfigure(encoding="utf-8", errors="replace") # type: ignore[attr-defined]
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except AttributeError:
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pass
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console_handler = logging.StreamHandler(sys.stdout)
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console_handler.setLevel(logging.INFO)
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console_handler.setFormatter(fmt_simple)
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logger.addHandler(file_handler)
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logger.addHandler(console_handler)
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return logger
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def get_logger(name: str = "app") -> logging.Logger:
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"""Devuelve un logger existente o lo crea con setup_logger.
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Args:
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name: Nombre del logger.
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Returns:
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Logger configurado.
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"""
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logger = logging.getLogger(name)
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return logger if logger.handlers else setup_logger(name)
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