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Source code for ignite.handlers.utils

from typing import Any, Callable, Optional

from ignite.engine import Engine
from ignite.engine.events import Events


[docs]def global_step_from_engine(engine: Engine, custom_event_name: Optional[Events] = 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 which state is used to provide the global step custom_event_name: registered event name. Optional argument, event name to use. Returns: global step based on provided engine """ def wrapper(_: Any, event_name: Events) -> int: 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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