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"""
MCPyLate Server
A Model Context Protocol server that provides search functionality using PyLate.
"""
# import subprocess
# subprocess.run(
# "pip install flash-attn --no-build-isolation",
# env={"FLASH_ATTENTION_SKIP_CUDA_BUILD": "TRUE"},
# shell=True,
# )
from typing import Any, Dict, List, Optional
from core import MCPyLate
from huggingface_hub import snapshot_download
from mcp.server.fastmcp import FastMCP
def register_tools(mcp: FastMCP, pylate: MCPyLate):
"""Register all tools with the MCP server."""
@mcp.tool(
name="pylate_search_leetcode",
description="Perform a multi-vector search on the leetcode index. Returns top‑k hits with docid, score, and snippet.",
)
def pylate_search_leetcode(
query: str, k: int = 10, index_name: Optional[str] = None
) -> List[Dict[str, Any]]:
"""
Search the PyLate with multi-vector models and return top-k hits
Args:
query: Search query string
k: Number of results to return (default: 10)
index_name: Name of index to search (default: use default index)
Returns:
List of search results with docid, score, text snippet, and index name
"""
return pylate.search(query, k)
@mcp.tool(
name="get_document",
description="Retrieve a full document by its document ID from a Pyserini index.",
)
def get_document(
docid: str, index_name: Optional[str] = None
) -> Optional[Dict[str, Any]]:
"""
Retrieve the full text of a document by its ID.
Args:
docid: Document ID to retrieve
index_name: Name of index to search (default: use default index)
Returns:
Document with full text, or None if not found
"""
return pylate.get_document(docid, index_name)
def main():
"""Main entry point for the server."""
snapshot_download(
repo_id="lightonai/leetcode_reasonmoderncolbert",
local_dir="indexess/",
repo_type="dataset",
)
try:
mcp = FastMCP("pylate-search-server")
mcpylate = MCPyLate()
register_tools(mcp, mcpylate)
mcp.run(transport="stdio")
except Exception as e:
print(e)
raise
if __name__ == "__main__":
main()
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