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# coding=utf-8
# Copyright 2021-present, the Recognai S.L. team.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
"""
This module centralizes all configuration and logging management
"""
import logging
from logging import Logger
from typing import Type
try:
from loguru import logger
except ModuleNotFoundError:
logger = None
def full_qualified_class_name(_class: Type) -> str:
"""Calculates the full qualified name (module + class) of a class"""
class_module = _class.__module__
if class_module is None or class_module == str.__class__.__module__:
return _class.__name__ # Avoid reporting __builtin__
else:
return f"{class_module}.{_class.__name__}"
def get_logger_for_class(_class: Type) -> Logger:
"""Return the logger for a given class"""
return logging.getLogger(full_qualified_class_name(_class))
class LoggingMixin:
"""
Main logging class methods. Classes that inherit from this, have
available a `logger` properly configured property
"""
__logger__: Logger = None
def __new__(cls, *args, **kwargs):
cls.__logger__ = get_logger_for_class(cls)
return super().__new__(cls)
@property
def logger(self) -> logging.Logger:
"""Return the logger configured for the class"""
return self.__logger__
class LoguruLoggerHandler(logging.Handler):
"""This logging handler enables an easy way to use loguru fo all built-in logger traces"""
__LOGLEVEL_MAPPING__ = {
50: "CRITICAL",
40: "ERROR",
30: "WARNING",
20: "INFO",
10: "DEBUG",
0: "NOTSET",
}
@property
def is_available(self) -> bool:
"""Return True if handler can tackle log records. False otherwise"""
return logger is not None
def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
if not self.is_available:
self.emit = lambda record: None
def emit(self, record: logging.LogRecord):
try:
level = logger.level(record.levelname).name
except AttributeError:
level = self.__LOGLEVEL_MAPPING__[record.levelno]
frame, depth = logging.currentframe(), 2
while frame.f_code.co_filename == logging.__file__:
frame = frame.f_back
depth += 1
log = logger.bind(request_id="argilla")
log.opt(depth=depth, exception=record.exc_info).log(level, record.getMessage())
def configure_logging():
"""Normalizes logging configuration for argilla and its dependencies"""
intercept_handler = LoguruLoggerHandler()
if not intercept_handler.is_available:
return
logging.basicConfig(handlers=[intercept_handler], level=logging.WARNING)
for name in logging.root.manager.loggerDict:
logger_ = logging.getLogger(name)
logger_.handlers = []
for name in [
"uvicorn",
"uvicorn.lifespan",
"uvicorn.error",
"uvicorn.access",
"fastapi",
"argilla",
"argilla.server",
]:
logger_ = logging.getLogger(name)
logger_.propagate = False
logger_.handlers = [intercept_handler]
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