63 lines
2.2 KiB
Python
63 lines
2.2 KiB
Python
# Copyright (c) "Neo4j"
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# Neo4j Sweden AB [https://neo4j.com]
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# #
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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# #
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# https://www.apache.org/licenses/LICENSE-2.0
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# #
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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from __future__ import annotations
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import weaviate.classes as wvc
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from neo4j import Driver, GraphDatabase
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from weaviate.client import WeaviateClient
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from weaviate.collections.classes.types import WeaviateField
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from weaviate.connect.helpers import connect_to_local
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from ..utils import build_data_objects, populate_neo4j
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def populate_dbs(
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neo4j_driver: Driver, w_client: WeaviateClient, collection_name: str = "Jeopardy"
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) -> None:
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neo4j_objects, w_question_objs = build_data_objects("weaviate")
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w_client.collections.create(
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collection_name,
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vectorizer_config=wvc.config.Configure.Vectorizer.text2vec_transformers(),
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vector_index_config=wvc.config.Configure.VectorIndex.hnsw(
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distance_metric=wvc.config.VectorDistances.COSINE # select preferred distance metric
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),
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properties=[
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wvc.config.Property(name="neo4j_id", data_type=wvc.config.DataType.TEXT),
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],
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)
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# Populate Weaviate
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populate_weaviate(w_client, w_question_objs, collection_name)
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# Populate Neo4j
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populate_neo4j(neo4j_driver, neo4j_objects)
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def populate_weaviate(
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w_client: WeaviateClient,
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w_question_objs: list[wvc.data.DataObject[dict[str, WeaviateField]]],
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collection_name: str,
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) -> None:
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questions = w_client.collections.get(collection_name)
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questions.data.insert_many(w_question_objs)
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if __name__ == "__main__":
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neo4j_auth = ("neo4j", "password")
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neo4j_url = "neo4j://localhost:7687"
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with GraphDatabase.driver(neo4j_url, auth=neo4j_auth) as neo4j_driver:
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with connect_to_local() as w_client:
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populate_dbs(neo4j_driver, w_client)
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