import os
# huggingface 发现没有模型时会主动从远程下载
from langchain_huggingface import HuggingFaceEmbeddings
# 配置镜像下载
os.environ["HF_ENDPOINT"] = "https://hf-mirror.com"
model_name = "BAAI/bge-small-zh-v1.5"
embeddings = HuggingFaceEmbeddings(
model_name=model_name,
cache_folder="./models")
vector = embeddings.embed_query("你好, xin!")
print(vector)
if __name__ == '__main__':
pass实验使用小模型，不用单独下载，会自动拉模型
