# Path: sacred/observers/base.py
# class RunObserver:
#     """Defines the interface for all run observers."""
# 
#     priority = 0
# 
#     def queued_event(
#         self, ex_info, command, host_info, queue_time, config, meta_info, _id
#     ):
#         pass
# 
#     def started_event(
#         self, ex_info, command, host_info, start_time, config, meta_info, _id
#     ):
#         pass
# 
#     def heartbeat_event(self, info, captured_out, beat_time, result):
#         pass
# 
#     def completed_event(self, stop_time, result):
#         pass
# 
#     def interrupted_event(self, interrupt_time, status):
#         pass
# 
#     def failed_event(self, fail_time, fail_trace):
#         pass
# 
#     def resource_event(self, filename):
#         pass
# 
#     def artifact_event(self, name, filename, metadata=None, content_type=None):
#         pass
# 
#     def log_metrics(self, metrics_by_name, info):
#         pass
# 
#     def join(self):
#         pass
# 
# Path: sacred/utils.py
# class IntervalTimer(threading.Thread):
#     @classmethod
#     def create(cls, func, interval=10):
#         stop_event = threading.Event()
#         timer_thread = cls(stop_event, func, interval)
#         return stop_event, timer_thread
# 
#     def __init__(self, event, func, interval=10.0):
#         super().__init__()
#         self.stopped = event
#         self.func = func
#         self.interval = interval
# 
#     def run(self):
#         while not self.stopped.wait(self.interval):
#             self.func()
#         self.func()


from collections import namedtuple
from queue import Queue
from sacred.observers.base import RunObserver
from sacred.utils import IntervalTimer
import traceback
import logging

logger = logging.getLogger(__name__)

WrappedEvent = namedtuple("WrappedEvent", "name args kwargs")


class QueueObserver(RunObserver):
    """Wraps any observer and puts processing of events in the background.

    If the covered observer fails to process an event, the queue observer
    will retry until it works. This is useful for observers that rely on
    external services like databases that might become temporarily
    unavailable.
    """

    def __init__(
        self,

# Path: sacred/observers/base.py
# class RunObserver:
#     """Defines the interface for all run observers."""
# 
#     priority = 0
# 
#     def queued_event(
#         self, ex_info, command, host_info, queue_time, config, meta_info, _id
#     ):
#         pass
# 
#     def started_event(
#         self, ex_info, command, host_info, start_time, config, meta_info, _id
#     ):
#         pass
# 
#     def heartbeat_event(self, info, captured_out, beat_time, result):
#         pass
# 
#     def completed_event(self, stop_time, result):
#         pass
# 
#     def interrupted_event(self, interrupt_time, status):
#         pass
# 
#     def failed_event(self, fail_time, fail_trace):
#         pass
# 
#     def resource_event(self, filename):
#         pass
# 
#     def artifact_event(self, name, filename, metadata=None, content_type=None):
#         pass
# 
#     def log_metrics(self, metrics_by_name, info):
#         pass
# 
#     def join(self):
#         pass
# 
# Path: sacred/utils.py
# class IntervalTimer(threading.Thread):
#     @classmethod
#     def create(cls, func, interval=10):
#         stop_event = threading.Event()
#         timer_thread = cls(stop_event, func, interval)
#         return stop_event, timer_thread
# 
#     def __init__(self, event, func, interval=10.0):
#         super().__init__()
#         self.stopped = event
#         self.func = func
#         self.interval = interval
# 
#     def run(self):
#         while not self.stopped.wait(self.interval):
#             self.func()
#         self.func()


# Path: sacred/observers/queue.py
from collections import namedtuple
from queue import Queue
from sacred.observers.base import RunObserver
from sacred.utils import IntervalTimer
import traceback
import logging


logger = logging.getLogger(__name__)

WrappedEvent = namedtuple("WrappedEvent", "name args kwargs")


class QueueObserver(RunObserver):
    """Wraps any observer and puts processing of events in the background.

    If the covered observer fails to process an event, the queue observer
    will retry until it works. This is useful for observers that rely on
    external services like databases that might become temporarily
    unavailable.
    """

    def __init__(
        self,

        covered_observer: RunObserver,