unsloth/studio/backend/routes/data_recipe/mcp.py
Roland Tannous 47654cb91c Final cleanup
2026-03-12 18:28:04 +00:00

82 lines
2.6 KiB
Python

# SPDX-License-Identifier: AGPL-3.0-only
# Copyright 2026-present the Unsloth AI Inc. team. All rights reserved. See /studio/LICENSE.AGPL-3.0
"""MCP helper endpoints for data recipe."""
from __future__ import annotations
from collections import defaultdict
from fastapi import APIRouter
from core.data_recipe.service import build_mcp_providers
from models.data_recipe import (
McpToolsListRequest,
McpToolsListResponse,
McpToolsProviderResult,
)
router = APIRouter()
@router.post("/mcp/tools", response_model = McpToolsListResponse)
def list_mcp_tools(payload: McpToolsListRequest) -> McpToolsListResponse:
try:
from data_designer.engine.mcp import io as mcp_io
except ImportError as exc:
return McpToolsListResponse(
providers = [
McpToolsProviderResult(
name = "",
error = f"MCP dependencies unavailable: {exc}",
)
]
)
providers: list[McpToolsProviderResult] = []
tool_to_providers: dict[str, list[str]] = defaultdict(list)
for provider_payload in payload.mcp_providers:
provider_name = str(provider_payload.get("name", "")).strip()
built = build_mcp_providers({"mcp_providers": [provider_payload]})
if len(built) != 1:
providers.append(
McpToolsProviderResult(
name = provider_name,
error = "Unsupported MCP provider config.",
)
)
continue
provider = built[0]
try:
tools = mcp_io.list_tools(provider, timeout_sec = payload.timeout_sec)
tool_names = sorted(
{tool.name for tool in tools if getattr(tool, "name", "")}
)
for tool_name in tool_names:
tool_to_providers[tool_name].append(provider.name)
providers.append(
McpToolsProviderResult(
name = provider.name,
tools = tool_names,
)
)
except Exception as exc:
providers.append(
McpToolsProviderResult(
name = provider.name or provider_name,
error = str(exc).strip() or "Failed to load tools.",
)
)
duplicate_tools = {
tool_name: provider_names
for tool_name, provider_names in sorted(tool_to_providers.items())
if len(provider_names) > 1
}
return McpToolsListResponse(
providers = providers,
duplicate_tools = duplicate_tools,
)