688d7e708e
Comments that narrated a failure mode across three or four lines say the invariant they protect instead: the repository's late embedding, one database keeping its hybrid scores, one over-fetch decision for a selection, and a cite fallback that covers exactly what the question covers.
96 lines
3.2 KiB
Python
96 lines
3.2 KiB
Python
from pathlib import Path
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from typing import TYPE_CHECKING
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if TYPE_CHECKING:
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from haiku.rag.client.scope import DatabaseScope
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def run_chat(
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db_path: Path | None = None,
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read_only: bool = False,
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model: str | None = None,
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capabilities: list[str] | None = None,
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scope: "DatabaseScope | None" = None,
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) -> None:
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"""Run the chat TUI.
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Args:
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db_path: Path to the LanceDB database, when no scope is given.
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scope: The databases to cover, resolved by the caller.
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read_only: Whether to open the database in read-only mode.
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model: Model to use for the chat.
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capabilities: Capabilities to enable ("rag", "analysis"). Defaults to ["rag"].
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"""
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try:
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from haiku.rag.chat.app import ChatApp
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except ImportError as e:
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raise ImportError(
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"textual is not installed. Please install it with `pip install 'haiku.rag-slim[tui]'` or use the full haiku.rag package."
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) from e
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from haiku.rag.config import get_config
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from haiku.rag.utils import get_model, parse_model_option
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config = get_config()
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if scope is None:
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from haiku.rag.client.scope import DatabaseScope
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scope = DatabaseScope.resolve(config, database_path=db_path)
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if model:
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model_config = parse_model_option(model)
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config.qa.model = model_config
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config.analysis.model = model_config
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# The capabilities read the databases the scope covers, not what the
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# configuration names: a `--db PATH` selection is outside the
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# configuration, and a `--db-name NAME` selection is narrower than it.
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if scope.covers_multiple:
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capability_config, capability_db_path = config, None
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else:
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capability_config, capability_db_path = scope.databases[0].connection(config)
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enabled = capabilities or ["rag"]
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capability_list = []
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defer_loading = len(enabled) > 1
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# One agent drives every attached capability, so a capability's
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# image-attachment gate must track that single model: analysis.model only
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# when analysis runs alone, otherwise qa.model. Passing it to every
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# capability keeps their vision flag aligned with the model actually running.
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if "rag" not in enabled and "analysis" in enabled:
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driving_model = config.analysis.model or config.qa.model
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else:
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driving_model = config.qa.model
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if "rag" in enabled:
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from haiku.rag.capabilities.rag import create_capability
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capability_list.append(
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create_capability(
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db_path=capability_db_path,
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config=capability_config,
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defer_loading=defer_loading,
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vision=driving_model.vision,
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)
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)
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if "analysis" in enabled:
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from haiku.rag.capabilities.analysis import create_capability
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capability_list.append(
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create_capability(
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db_path=capability_db_path,
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config=capability_config,
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defer_loading=defer_loading,
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vision=driving_model.vision,
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)
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)
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app = ChatApp(
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capabilities=capability_list,
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read_only=read_only,
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model=model or get_model(driving_model, config),
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scope=scope,
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)
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app.run()
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