51 lines
1.8 KiB
Python
51 lines
1.8 KiB
Python
import logging
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import logging.config
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import os
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import yaml
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def add_logging_level(level_name: str, level_num: int, method_name: str | None = None) -> None:
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"""
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Adds a logging level to the `logging` module and the
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currently configured logging class.
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"""
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if not method_name:
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method_name = level_name.lower()
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if hasattr(logging, level_name):
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raise AttributeError(f"{level_name} already defined in logging module")
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if hasattr(logging, method_name):
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raise AttributeError(f"{method_name} already defined in logging module")
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if hasattr(logging.getLoggerClass(), method_name):
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raise AttributeError(f"{method_name} already defined in logger class")
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def log_for_level(self, message, *args, **kwargs):
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if self.isEnabledFor(level_num):
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self._log(level_num, message, args, **kwargs)
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def log_to_root(message, *args, **kwargs):
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logging.log(level_num, message, *args, **kwargs)
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logging.addLevelName(level_num, level_name)
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setattr(logging, level_name, level_num)
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setattr(logging.getLoggerClass(), method_name, log_for_level)
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setattr(logging, method_name, log_to_root)
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def setup_logging(path: str = ".logging_config.yaml") -> None:
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if os.path.exists(path):
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with open(path) as f:
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try:
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config = yaml.safe_load(f.read())
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if "custom_levels" in config:
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for level_name, level_num in config["custom_levels"].items():
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add_logging_level(level_name, level_num)
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logging.config.dictConfig(config)
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except (AttributeError, yaml.YAMLError) as e:
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logging.warning(f"Could not load logging configuration: {e}")
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else:
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logging.warning("Logging config file not found. Using default logging configuration.")
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