graphrag/light/smoke.py

#
#  Copyright 2024 The InfiniFlow Authors. All Rights Reserved.
#
#  Licensed under the Apache License, Version 2.0 (the "License");
#  you may not use this file except in compliance with the License.
#  You may obtain a copy of the License at
#
#      http://www.apache.org/licenses/LICENSE-2.0
#
#  Unless required by applicable law or agreed to in writing, software
#  distributed under the License is distributed on an "AS IS" BASIS,
#  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
#  See the License for the specific language governing permissions and
#  limitations under the License.
#

import argparse
import json
from api import settings
import networkx as nx
import logging
import trio

from api.db import LLMType
from api.db.services.document_service import DocumentService
from api.db.services.knowledgebase_service import KnowledgebaseService
from api.db.services.llm_service import LLMBundle
from api.db.services.user_service import TenantService
from graphrag.general.index import update_graph
from graphrag.light.graph_extractor import GraphExtractor

settings.init_settings()


def callback(prog=None, msg="Processing..."):
    logging.info(msg)


async def main():
    parser = argparse.ArgumentParser()
    parser.add_argument(
        "-t",
        "--tenant_id",
        default=False,
        help="Tenant ID",
        action="store",
        required=True,
    )
    parser.add_argument(
        "-d",
        "--doc_id",
        default=False,
        help="Document ID",
        action="store",
        required=True,
    )
    args = parser.parse_args()

    e, doc = DocumentService.get_by_id(args.doc_id)
    if not e:
        raise LookupError("Document not found.")
    kb_id = doc.kb_id

    chunks = [
        d["content_with_weight"]
        for d in settings.retrievaler.chunk_list(
            args.doc_id,
            args.tenant_id,
            [kb_id],
            max_count=6,
            fields=["content_with_weight"],
        )
    ]

    _, tenant = TenantService.get_by_id(args.tenant_id)
    llm_bdl = LLMBundle(args.tenant_id, LLMType.CHAT, tenant.llm_id)
    _, kb = KnowledgebaseService.get_by_id(kb_id)
    embed_bdl = LLMBundle(args.tenant_id, LLMType.EMBEDDING, kb.embd_id)

    graph, doc_ids = await update_graph(
        GraphExtractor,
        args.tenant_id,
        kb_id,
        args.doc_id,
        chunks,
        "English",
        llm_bdl,
        embed_bdl,
        callback,
    )

    print(json.dumps(nx.node_link_data(graph), ensure_ascii=False, indent=2))


if __name__ == "__main__":
    trio.run(main)