Source code for ignite.handlers

from typing import Any, Callable, Union

from ignite.engine import Engine
from import CallableEventWithFilter, EventEnum
from ignite.handlers.checkpoint import Checkpoint, DiskSaver, ModelCheckpoint
from ignite.handlers.early_stopping import EarlyStopping
from ignite.handlers.terminate_on_nan import TerminateOnNan
from ignite.handlers.timing import Timer

__all__ = [

[docs]def global_step_from_engine(engine: Engine, custom_event_name=None) -> Callable: """Helper method to setup `global_step_transform` function using another engine. This can be helpful for logging trainer epoch/iteration while output handler is attached to an evaluator. Args: engine (Engine): engine which state is used to provide the global step custom_event_name (optional): registered event name. Optional argument, event name to use. Returns: global step """ def wrapper(_: Any, event_name: Union[EventEnum, CallableEventWithFilter]): if custom_event_name is not None: event_name = custom_event_name return engine.state.get_event_attrib_value(event_name) return wrapper

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