xml-pipeline/agentserver/tools/keyvalue.py
dullfig 3764c30628 Add tool stubs for native agent tools
Stub implementations for:
- base.py: Tool, ToolResult, @tool decorator, registry
- calculate.py: Math expressions (simpleeval)
- fetch.py: HTTP requests (aiohttp)
- files.py: read_file, write_file, list_dir
- shell.py: run_command (sandboxed)
- search.py: web_search
- keyvalue.py: key_value_get/set/delete (in-memory stub)
- librarian.py: exist-db integration (store, get, query, search)

All stubs return "Not implemented" - ready for real implementation.

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
2026-01-12 22:40:58 -08:00

78 lines
1.8 KiB
Python

"""
Key-value store tool - persistent agent state.
"""
from typing import Any, Optional
from .base import tool, ToolResult
# TODO: Implement backend (Redis, SQLite, or in-memory)
_store: dict = {} # Temporary in-memory store
@tool
async def key_value_get(
key: str,
namespace: Optional[str] = None,
) -> ToolResult:
"""
Get a value from the key-value store.
Args:
key: Key to retrieve
namespace: Namespace for isolation (default: agent name)
Returns:
Stored value, or null if not found
"""
# TODO: Implement with Redis/SQLite
ns_key = f"{namespace or 'default'}:{key}"
value = _store.get(ns_key)
return ToolResult(success=True, data=value)
@tool
async def key_value_set(
key: str,
value: Any,
namespace: Optional[str] = None,
ttl: Optional[int] = None,
) -> ToolResult:
"""
Set a value in the key-value store.
Args:
key: Key to store
value: Value to store (JSON-serializable)
namespace: Namespace for isolation (default: agent name)
ttl: Time-to-live in seconds (optional)
Returns:
success (bool)
"""
# TODO: Implement with Redis/SQLite, handle TTL
ns_key = f"{namespace or 'default'}:{key}"
_store[ns_key] = value
return ToolResult(success=True, data=True)
@tool
async def key_value_delete(
key: str,
namespace: Optional[str] = None,
) -> ToolResult:
"""
Delete a key from the key-value store.
Args:
key: Key to delete
namespace: Namespace for isolation
Returns:
deleted (bool)
"""
# TODO: Implement with Redis/SQLite
ns_key = f"{namespace or 'default'}:{key}"
deleted = ns_key in _store
_store.pop(ns_key, None)
return ToolResult(success=True, data=deleted)