- harness/es.py: append-only event store + проекции (образец — кооп-портал) - harness/levels.py: уровни 1с/1м/1ч/1д, контекст ∝ масштабу - harness/scheduler.py: уровневые потоки, идемпотентные тики, absorbed-стабы - harness/isolated_runner.py + _llm_worker.py: LLM-тик в сабпроцессе (глобальный asyncio-рантайм Strands не переживает 2+ create_harness) - cli.py: init/task/tasks/status/events + requeue (написан самим минутным агентом) - 9router: отдельный ключ sk-simbiot, модель auto (glm-5.3 первым)
94 lines
3.2 KiB
Python
94 lines
3.2 KiB
Python
"""Built-in extraction triggers that control *when* a store's extraction runs.
|
|
|
|
* :class:`InvocationTrigger` -- fire after every agent invocation.
|
|
* :class:`IntervalTrigger` -- fire once every ``turns`` invocations.
|
|
|
|
See :class:`ExtractionTrigger` for the self-attaching trigger contract.
|
|
"""
|
|
|
|
from __future__ import annotations
|
|
|
|
from ...hooks.events import AfterInvocationEvent
|
|
from ...hooks.registry import HookOrder
|
|
from .types import ExtractionTrigger, ExtractionTriggerContext
|
|
|
|
|
|
class InvocationTrigger(ExtractionTrigger):
|
|
"""Runs extraction after every agent invocation.
|
|
|
|
The highest-fidelity option, and the most expensive when an
|
|
:class:`~strands.memory.extraction.types.Extractor` is configured (a model
|
|
call per turn).
|
|
|
|
Example:
|
|
```python
|
|
ExtractionConfig(trigger=[InvocationTrigger()])
|
|
```
|
|
"""
|
|
|
|
name = "invocation"
|
|
|
|
def attach(self, context: ExtractionTriggerContext) -> None:
|
|
"""Register an after-invocation callback that fires extraction.
|
|
|
|
Runs after the SDK's own after-invocation hooks so extraction sees the
|
|
settled turn. The save runs in a background task, so the hook never
|
|
blocks.
|
|
"""
|
|
context.agent.add_hook(
|
|
lambda event: context.fire(),
|
|
AfterInvocationEvent,
|
|
order=HookOrder.SDK_LAST,
|
|
)
|
|
|
|
|
|
class IntervalTrigger(ExtractionTrigger):
|
|
"""Runs extraction every ``turns`` agent invocations.
|
|
|
|
A controllable middle ground: the high-water mark still picks up the skipped
|
|
turns when the trigger fires.
|
|
|
|
Example:
|
|
```python
|
|
ExtractionConfig(trigger=[IntervalTrigger(turns=5)])
|
|
```
|
|
|
|
Attributes:
|
|
name: Stable identifier for this trigger kind (``interval``).
|
|
"""
|
|
|
|
name = "interval"
|
|
|
|
def __init__(self, turns: int) -> None:
|
|
"""Initialize the trigger with a firing cadence.
|
|
|
|
Args:
|
|
turns: Run extraction once every this many invocations. Must be a
|
|
positive integer.
|
|
|
|
Raises:
|
|
ValueError: If ``turns`` is not a positive integer (``bool`` is
|
|
rejected even though it subclasses ``int``).
|
|
"""
|
|
# Reject bool explicitly (bool is a subclass of int) and any value < 1.
|
|
if not isinstance(turns, int) or isinstance(turns, bool) or turns < 1:
|
|
raise ValueError(f"IntervalTrigger: turns must be a positive integer, got {turns}")
|
|
self._turns = turns
|
|
|
|
def attach(self, context: ExtractionTriggerContext) -> None:
|
|
"""Register an after-invocation callback that fires every ``turns`` turns.
|
|
|
|
Each ``attach`` creates a fresh closure counter, so one trigger instance
|
|
shared across stores keeps an independent count per attachment.
|
|
"""
|
|
# Per-attach counter so stores sharing one instance fire independently.
|
|
count = 0
|
|
|
|
def _callback(event: AfterInvocationEvent) -> None:
|
|
nonlocal count
|
|
count += 1
|
|
# `fire` is fire-and-forget; it dispatches extraction in the background.
|
|
if count % self._turns == 0:
|
|
context.fire()
|
|
|
|
context.agent.add_hook(_callback, AfterInvocationEvent, order=HookOrder.SDK_LAST)
|