mirror of
https://github.com/AstrBotDevs/AstrBot
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49 lines
1.4 KiB
Python
49 lines
1.4 KiB
Python
"""ToolProvider protocol for decoupled tool injection.
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ToolProviders supply tools and system-prompt addons to the main agent
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without the agent builder knowing about specific tool implementations.
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"""
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from __future__ import annotations
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from typing import TYPE_CHECKING, Protocol
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if TYPE_CHECKING:
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from astrbot.core.agent.tool import FunctionTool
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class ToolProviderContext:
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"""Session-level context passed to ToolProvider methods.
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Wraps the information a provider needs to decide which tools to offer.
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"""
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__slots__ = ("computer_use_runtime", "sandbox_cfg", "session_id")
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def __init__(
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self,
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*,
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computer_use_runtime: str = "none",
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sandbox_cfg: dict | None = None,
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session_id: str = "",
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) -> None:
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self.computer_use_runtime = computer_use_runtime
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self.sandbox_cfg = sandbox_cfg or {}
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self.session_id = session_id
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class ToolProvider(Protocol):
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"""Protocol for pluggable tool providers.
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Each provider returns its tools and an optional system-prompt addon
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based on the current session context.
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"""
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def get_tools(self, ctx: ToolProviderContext) -> list[FunctionTool]:
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"""Return tools available for this session."""
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...
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def get_system_prompt_addon(self, ctx: ToolProviderContext) -> str:
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"""Return text to append to the system prompt, or empty string."""
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...
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