事件处理程序

BaseEventHandler

基础：BaseModel

可用于跟踪事件开始和结束的基本回调处理器。

源代码位于 llama-index-core/llama_index/core/instrumentation/event_handlers/base.py

class BaseEventHandler(BaseModel):
    """Base callback handler that can be used to track event starts and ends."""

    model_config = ConfigDict(arbitrary_types_allowed=True)

    @classmethod
    def class_name(cls) -> str:
        """Class name."""
        return "BaseEventHandler"

    @abstractmethod
    def handle(self, event: BaseEvent, **kwargs: Any) -> Any:
        """Logic for handling event."""

class_name classmethod

class_name() -> str

类名。

源代码位于 llama-index-core/llama_index/core/instrumentation/event_handlers/base.py

@classmethod
def class_name(cls) -> str:
    """Class name."""
    return "BaseEventHandler"

handle abstractmethod

handle(event: BaseEvent, **kwargs: Any) -> Any

处理事件的逻辑。

源代码位于 llama-index-core/llama_index/core/instrumentation/event_handlers/base.py

@abstractmethod
def handle(self, event: BaseEvent, **kwargs: Any) -> Any:
    """Logic for handling event."""