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73 lines
2.2 KiB
Python
73 lines
2.2 KiB
Python
from collections.abc import Mapping, Sequence
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from datetime import datetime
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from typing import Any
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from pydantic import Field
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from graphon.entities.pause_reason import PauseReason
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from graphon.file import File
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from graphon.model_runtime.entities.llm_entities import LLMUsage
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from graphon.node_events import NodeRunResult
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from graphon.variables.variables import Variable
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from .base import NodeEventBase
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class RunRetrieverResourceEvent(NodeEventBase):
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retriever_resources: Sequence[Mapping[str, Any]] = Field(..., description="retriever resources")
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context: str = Field(..., description="context")
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context_files: list[File] | None = Field(default=None, description="context files")
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class ModelInvokeCompletedEvent(NodeEventBase):
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text: str
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usage: LLMUsage
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finish_reason: str | None = None
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reasoning_content: str | None = None
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structured_output: dict | None = None
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class RunRetryEvent(NodeEventBase):
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error: str = Field(..., description="error")
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retry_index: int = Field(..., description="Retry attempt number")
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start_at: datetime = Field(..., description="Retry start time")
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class StreamChunkEvent(NodeEventBase):
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# Spec-compliant fields
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selector: Sequence[str] = Field(
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..., description="selector identifying the output location (e.g., ['nodeA', 'text'])"
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)
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chunk: str = Field(..., description="the actual chunk content")
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is_final: bool = Field(default=False, description="indicates if this is the last chunk")
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class StreamCompletedEvent(NodeEventBase):
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node_run_result: NodeRunResult = Field(..., description="run result")
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class VariableUpdatedEvent(NodeEventBase):
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"""Notify the engine that a single variable should be applied to the shared pool."""
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variable: Variable = Field(..., description="Updated variable payload to apply.")
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class PauseRequestedEvent(NodeEventBase):
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reason: PauseReason = Field(..., description="pause reason")
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class HumanInputFormFilledEvent(NodeEventBase):
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"""Event emitted when a human input form is submitted."""
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node_title: str
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rendered_content: str
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action_id: str
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action_text: str
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class HumanInputFormTimeoutEvent(NodeEventBase):
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"""Event emitted when a human input form times out."""
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node_title: str
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expiration_time: datetime
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