chinese-langchain/create_knowledge.py

31 lines
1002 B
Python
Raw Blame History

This file contains ambiguous Unicode characters

This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

#!/usr/bin/env python
# -*- coding:utf-8 _*-
"""
@author:quincy qiang
@license: Apache Licence
@file: create_knowledge.py
@time: 2023/04/18
@contact: yanqiangmiffy@gamil.com
@software: PyCharm
@description: coding..
"""
from langchain.docstore.document import Document
from langchain.embeddings.huggingface import HuggingFaceEmbeddings
from langchain.vectorstores import FAISS
from tqdm import tqdm
# 中文Wikipedia数据导入示例
embedding_model_name = '/home/searchgpt/pretrained_models/ernie-gram-zh'
docs_path = '/home/searchgpt/yq/Knowledge-ChatGLM/docs'
embeddings = HuggingFaceEmbeddings(model_name=embedding_model_name)
docs = []
with open('docs/zh_wikipedia/zhwiki.sim.utf8', 'r', encoding='utf-8') as f:
for idx, line in tqdm(enumerate(f.readlines())):
metadata = {"source": f'doc_id_{idx}'}
docs.append(Document(page_content=line.strip(), metadata=metadata))
vector_store = FAISS.from_documents(docs, embeddings)
vector_store.save_local('cache/zh_wikipedia/')