85 lines
2.5 KiB
Python
85 lines
2.5 KiB
Python
# Copyright 2026 Google LLC
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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"""Shared step-memory runtime for background summarization across profiles."""
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from artemis.memory.chunking import (
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ChunkCapsuleService,
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HistoryChunkManager,
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StepCapsuleLens,
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build_action_ledger,
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)
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from artemis.memory.context_policy import (
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CONTEXT_POLICIES,
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ContextPolicy,
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build_history_for,
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resolve_policy,
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)
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from artemis.memory.step_memory import StepLens, StepMemoryService
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from artemis.memory.transcript import TranscriptLedger, format_session_offset
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def ensure_step_memory(ctx):
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"""Return the session's shared step-memory service, creating it on demand.
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Composition root for ``ctx.step_memory`` (history redesign §6.2): the
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first caller — FlashRunner, the Pro SummarizerNode, or the Pro operator's
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transcript path — instantiates the visual-transition lens service and
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publishes it on the context so every profile shares one runtime.
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"""
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service = getattr(ctx, "step_memory", None)
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if service is not None:
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return service
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from artemis.agents.flash.summarizer import VisualStepSummarizer
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kwargs: dict = {}
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model_name = None
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try:
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from artemis.config import load_agent_config
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cfg = load_agent_config()
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model_name = cfg.flash.step_summarizer.model
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kwargs = {
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"retry_limit": cfg.memory.runtime.retry_limit,
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"max_concurrency": cfg.memory.runtime.max_concurrency,
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"flush_timeout_s": cfg.memory.runtime.flush_timeout_s,
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}
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except Exception:
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pass
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service = VisualStepSummarizer(ctx, model_name=model_name, **kwargs)
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try:
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ctx.step_memory = service
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except Exception:
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pass
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return service
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__all__ = [
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"CONTEXT_POLICIES",
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"ChunkCapsuleService",
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"ContextPolicy",
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"HistoryChunkManager",
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"StepCapsuleLens",
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"build_history_for",
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"resolve_policy",
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"StepLens",
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"StepMemoryService",
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"TranscriptLedger",
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"build_action_ledger",
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"ensure_step_memory",
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"format_session_offset",
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]
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