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# This Source Code Form is subject to the terms of the Mozilla Public
# License, v. 2.0. If a copy of the MPL was not distributed with this
# file, You can obtain one at http://mozilla.org/MPL/2.0/.
from .logger import Logger, getLogger
class LoggingMixin(object):
"""Expose a subset of logging functions to an inheriting class."""
def set_logger(self, logger_instance=None, name=None):
"""Method for setting the underlying logger instance to be used."""
if logger_instance and not isinstance(logger_instance, Logger):
raise ValueError("logger_instance must be an instance of Logger")
if name is None:
name = ".".join([self.__module__, self.__class__.__name__])
self._logger = logger_instance or getLogger(name)
def _log_msg(self, cmd, *args, **kwargs):
if not hasattr(self, "_logger"):
self._logger = getLogger(
".".join([self.__module__, self.__class__.__name__])
)
getattr(self._logger, cmd)(*args, **kwargs)
def log(self, *args, **kwargs):
self._log_msg("log", *args, **kwargs)
def info(self, *args, **kwargs):
self._log_msg("info", *args, **kwargs)
def error(self, *args, **kwargs):
self._log_msg("error", *args, **kwargs)
def warn(self, *args, **kwargs):
self._log_msg("warn", *args, **kwargs)
def log_structured(self, *args, **kwargs):
self._log_msg("log_structured", *args, **kwargs)
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