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import enum
from sentry_sdk.integrations import Integration, DidNotEnable
from sentry_sdk.integrations.logging import (
BreadcrumbHandler,
EventHandler,
_BaseHandler,
)
from typing import TYPE_CHECKING
if TYPE_CHECKING:
from logging import LogRecord
from typing import Optional, Tuple
try:
import loguru
from loguru import logger
from loguru._defaults import LOGURU_FORMAT as DEFAULT_FORMAT
except ImportError:
raise DidNotEnable("LOGURU is not installed")
class LoggingLevels(enum.IntEnum):
TRACE = 5
DEBUG = 10
INFO = 20
SUCCESS = 25
WARNING = 30
ERROR = 40
CRITICAL = 50
DEFAULT_LEVEL = LoggingLevels.INFO.value
DEFAULT_EVENT_LEVEL = LoggingLevels.ERROR.value
# We need to save the handlers to be able to remove them later
# in tests (they call `LoguruIntegration.__init__` multiple times,
# and we can't use `setup_once` because it's called before
# than we get configuration).
_ADDED_HANDLERS = (None, None) # type: Tuple[Optional[int], Optional[int]]
class LoguruIntegration(Integration):
identifier = "loguru"
def __init__(
self,
level=DEFAULT_LEVEL,
event_level=DEFAULT_EVENT_LEVEL,
breadcrumb_format=DEFAULT_FORMAT,
event_format=DEFAULT_FORMAT,
):
# type: (Optional[int], Optional[int], str | loguru.FormatFunction, str | loguru.FormatFunction) -> None
global _ADDED_HANDLERS
breadcrumb_handler, event_handler = _ADDED_HANDLERS
if breadcrumb_handler is not None:
logger.remove(breadcrumb_handler)
breadcrumb_handler = None
if event_handler is not None:
logger.remove(event_handler)
event_handler = None
if level is not None:
breadcrumb_handler = logger.add(
LoguruBreadcrumbHandler(level=level),
level=level,
format=breadcrumb_format,
)
if event_level is not None:
event_handler = logger.add(
LoguruEventHandler(level=event_level),
level=event_level,
format=event_format,
)
_ADDED_HANDLERS = (breadcrumb_handler, event_handler)
@staticmethod
def setup_once():
# type: () -> None
pass # we do everything in __init__
class _LoguruBaseHandler(_BaseHandler):
def _logging_to_event_level(self, record):
# type: (LogRecord) -> str
try:
return LoggingLevels(record.levelno).name.lower()
except ValueError:
return record.levelname.lower() if record.levelname else ""
class LoguruEventHandler(_LoguruBaseHandler, EventHandler):
"""Modified version of :class:`sentry_sdk.integrations.logging.EventHandler` to use loguru's level names."""
class LoguruBreadcrumbHandler(_LoguruBaseHandler, BreadcrumbHandler):
"""Modified version of :class:`sentry_sdk.integrations.logging.BreadcrumbHandler` to use loguru's level names."""
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