78 lines
2.0 KiB
Python
78 lines
2.0 KiB
Python
"""Debugging support."""
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from __future__ import annotations
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import logging
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from typing import TYPE_CHECKING
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from vine.utils import wraps
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from kombu.log import get_logger
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if TYPE_CHECKING:
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from logging import Logger
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from typing import Any, Callable
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from kombu.transport.base import Transport
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__all__ = ('setup_logging', 'Logwrapped')
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def setup_logging(
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loglevel: int | None = logging.DEBUG,
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loggers: list[str] | None = None
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) -> None:
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"""Setup logging to stdout."""
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loggers = ['kombu.connection', 'kombu.channel'] if not loggers else loggers
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for logger_name in loggers:
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logger = get_logger(logger_name)
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logger.addHandler(logging.StreamHandler())
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logger.setLevel(loglevel)
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class Logwrapped:
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"""Wrap all object methods, to log on call."""
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__ignore = ('__enter__', '__exit__')
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def __init__(
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self,
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instance: Transport,
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logger: Logger | None = None,
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ident: str | None = None
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):
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self.instance = instance
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self.logger = get_logger(logger)
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self.ident = ident
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def __getattr__(self, key: str) -> Callable:
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meth = getattr(self.instance, key)
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if not callable(meth) or key in self.__ignore:
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return meth
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@wraps(meth)
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def __wrapped(*args: list[Any], **kwargs: dict[str, Any]) -> Callable:
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info = ''
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if self.ident:
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info += self.ident.format(self.instance)
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info += f'{meth.__name__}('
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if args:
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info += ', '.join(map(repr, args))
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if kwargs:
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if args:
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info += ', '
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info += ', '.join(f'{key}={value!r}'
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for key, value in kwargs.items())
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info += ')'
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self.logger.debug(info)
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return meth(*args, **kwargs)
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return __wrapped
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def __repr__(self) -> str:
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return repr(self.instance)
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def __dir__(self) -> list[str]:
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return dir(self.instance)
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