Upload 7 files
Browse files- app.py +64 -0
- fn.py +120 -0
- install.bat +56 -0
- main.py +43 -0
- refresh.py +23 -0
- requirements.txt +6 -0
- venv.sh +7 -0
app.py
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import fn
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import gradio as gr
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from refresh import create_refresh_button
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def fn_search(dir, query):
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args = {
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'dir': dir,
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'query': query,
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'k': 1,
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}
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vector_store = fn.vector_load(args)
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result, detail = fn.search(vector_store, args)
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return result
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with gr.Blocks() as demo:
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title = gr.Markdown('# FAISS(Naive RAG)')
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info = gr.Markdown()
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upload_dir = gr.Dropdown(
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choices=fn.load_dirs(),
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label='name',
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show_label=True,
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interactive=True,
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allow_custom_value=True,
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)
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with gr.Tab('Upload'):
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chunk_size = gr.Textbox(
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value=0,
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label='(optional) chunk_size if split',
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show_label=True,
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interactive=True,
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)
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rag_zip = gr.UploadButton(
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label='Zip Upload and save rag_dir',
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interactive=True,
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)
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create_refresh_button(gr, upload_dir, lambda: None, lambda: {'choices': fn.load_dirs()}, 'refresh-button', interactive=True)
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with gr.Tab('Search'):
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query = gr.Textbox(
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lines=1,
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label='query',
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show_label=True,
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interactive=True,
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show_copy_button=True,
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)
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search_button = gr.Button(value='search')
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result = gr.Textbox(label='result', show_label=True, show_copy_button=True)
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search_button.click(
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fn=fn_search,
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inputs=[upload_dir, query],
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outputs=[result],
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)
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rag_zip.upload(
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fn=fn.upload,
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inputs=[upload_dir, chunk_size, rag_zip],
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outputs=[info],
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)
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if __name__ == '__main__':
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demo.launch()
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fn.py
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import os
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import shutil
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import tempfile
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import requests
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from langchain.document_loaders.generic import GenericLoader
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from langchain.document_loaders.blob_loaders import FileSystemBlobLoader
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from langchain_community.embeddings import HuggingFaceEmbeddings
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from langchain_community.vectorstores import FAISS
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from langchain.vectorstores.utils import DistanceStrategy
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from langchain.text_splitter import CharacterTextSplitter
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os.makedirs('store', exist_ok = True)
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def download(args: dict):
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if not 'dir' in args:
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raise ValueError('require dir')
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if 'zip_url' in args:
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res = requests.get(args['zip_url'])
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with tempfile.NamedTemporaryFile(suffix=".zip") as t:
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with open(t.name, 'wb') as f:
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f.write(res.content)
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if os.path.exists(f"store/{args['dir']}"):
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shutil.rmtree(f"store/{args['dir']}")
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shutil.unpack_archive(t.name, f"store/{args['dir']}")
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elif 'url' in args:
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os.makedirs(f"store/{args['dir']}", exist_ok=True)
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res = requests.get(args['url'])
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filepath = f"store/{args['dir']}/{os.path.basename(args['url'])}"
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with open(filepath, 'wb') as f:
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f.write(res.content)
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elif 'text' in args:
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os.makedirs(f"store/{args['dir']}", exist_ok=True)
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filepath = f"store/{args['dir']}/text.txt"
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with open(filepath, 'w', encoding='utf-8') as f:
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f.write(args['text'])
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def docs_load(args: dict):
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loader = GenericLoader.from_filesystem(
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path=f"store/{args['dir']}",
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glob="**/[!.]*",
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show_progress=True,
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)
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docs = loader.load()
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return docs
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def chunk_split(docs, chunk_size):
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text_splitter = CharacterTextSplitter(
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separator='\n\n',
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chunk_size=chunk_size,
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chunk_overlap=0,
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length_function=len
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)
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chunk_docs = text_splitter.create_documents([doc.page_content for doc in docs])
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return chunk_docs
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def vector(docs, args: dict):
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embeddings = HuggingFaceEmbeddings(model_name="intfloat/multilingual-e5-large")
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vector_store = FAISS.from_documents(documents=docs,
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embedding=embeddings,
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distance_strategy=DistanceStrategy.MAX_INNER_PRODUCT,
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normalize_L2=True)
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return vector_store
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def vector_save(docs, args: dict):
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vector_store = vector(docs, args)
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folder_path = f"store/{args['dir']}/vector"
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vector_store.save_local(folder_path=folder_path)
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return vector_store
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def vector_load(args: dict):
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folder_path = f"store/{args['dir']}/vector"
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if not os.path.exists(folder_path):
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raise ValueError(f"missing store/{args['dir']}/vector")
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embeddings = HuggingFaceEmbeddings(model_name="intfloat/multilingual-e5-large")
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vector_store = FAISS.load_local(folder_path=folder_path,
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embeddings=embeddings,
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distance_strategy=DistanceStrategy.MAX_INNER_PRODUCT,
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normalize_L2=True)
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return vector_store
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def search(vector_store, args: dict):
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results = vector_store.similarity_search_with_score(query=args['query'], k=args['k'])
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detail = []
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for r in results:
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detail.append([r[0].page_content, float(r[1])])
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return results[0][0].page_content, detail
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def load_dirs():
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dirs = []
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for name in os.listdir('store'):
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dirs.append(name)
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return dirs
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def upload(dir, chunk_size, file):
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if not dir:
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raise ValueError('require dir')
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args = {
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'dir': dir,
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'chunk_size': int(chunk_size),
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}
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if os.path.exists(f"store/{args['dir']}"):
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shutil.rmtree(f"store/{args['dir']}")
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shutil.unpack_archive(file.name, f"store/{args['dir']}")
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docs = docs_load(args)
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if args['chunk_size'] > 0:
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docs = chunk_split(docs, int(chunk_size))
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vector_save(docs, args)
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return f"saved store/{args['dir']}"
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install.bat
ADDED
@@ -0,0 +1,56 @@
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@echo off
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rem -------------------------------------------
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rem NOT guaranteed to work on Windows
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set REPOS=https://huggingface.co/spaces/aka7774/faiss
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set APPDIR=faiss
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set VENV=venv
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rem -------------------------------------------
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set INSTALL_DIR=%~dp0
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cd /d %INSTALL_DIR%
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:git_clone
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set DL_URL=%REPOS%
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set DL_DST=%APPDIR%
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git clone %DL_URL% %APPDIR%
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if exist %DL_DST% goto install_python
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set DL_URL=https://github.com/git-for-windows/git/releases/download/v2.41.0.windows.3/PortableGit-2.41.0.3-64-bit.7z.exe
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set DL_DST=PortableGit-2.41.0.3-64-bit.7z.exe
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curl -L -o %DL_DST% %DL_URL%
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if not exist %DL_DST% bitsadmin /transfer dl %DL_URL% %DL_DST%
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%DL_DST% -y
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del %DL_DST%
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set GIT=%INSTALL_DIR%PortableGit\bin\git
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%GIT% clone %REPOS%
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:install_python
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set DL_URL=https://github.com/indygreg/python-build-standalone/releases/download/20240107/cpython-3.10.13+20240107-i686-pc-windows-msvc-shared-install_only.tar.gz
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set DL_DST="%INSTALL_DIR%python.tar.gz"
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curl -L -o %DL_DST% %DL_URL%
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if not exist %DL_DST% bitsadmin /transfer dl %DL_URL% %DL_DST%
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tar -xzf %DL_DST%
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set PYTHON=%INSTALL_DIR%python\python.exe
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set PATH=%PATH%;%INSTALL_DIR%python310\Scripts
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:install_venv
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cd %APPDIR%
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%PYTHON% -m venv %VENV%
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set PYTHON=%VENV%\Scripts\python.exe
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:install_pip
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set DL_URL=https://bootstrap.pypa.io/get-pip.py
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set DL_DST=%INSTALL_DIR%get-pip.py
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curl -o %DL_DST% %DL_URL%
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if not exist %DL_DST% bitsadmin /transfer dl %DL_URL% %DL_DST%
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%PYTHON% %DL_DST%
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%PYTHON% -m pip install gradio
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%PYTHON% -m pip install -r requirements.txt
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pause
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main.py
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import os
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import sys
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import time
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import signal
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import io
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from fastapi import FastAPI, Request, status, Form, UploadFile
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from fastapi.staticfiles import StaticFiles
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from fastapi.middleware.cors import CORSMiddleware
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from pydantic import BaseModel, Field
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from fastapi.exceptions import RequestValidationError
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from fastapi.responses import JSONResponse
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import fn
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import gradio as gr
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from app import demo
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app = FastAPI()
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app.add_middleware(
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CORSMiddleware,
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allow_origins=['*'],
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allow_credentials=True,
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allow_methods=["*"],
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allow_headers=["*"],
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)
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gr.mount_gradio_app(app, demo, path="/gradio")
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@app.post("/upload")
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async def api_save(args: dict):
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fn.download(args)
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docs = fn.docs_load(args)
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if 'chunk_size' in args and args['chunk_size']:
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docs = fn.chunk_split(docs, int(args['chunk_size']))
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fn.vector_save(docs, args)
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return {"status": 0, "result": "saved."}
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@app.post("/search")
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async def api_search(args: dict):
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vector_store = fn.vector_load(args)
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42 |
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result, detail = fn.search(vector_store, args)
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return {"status": 0, "result": result, "detail": detail}
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refresh.py
ADDED
@@ -0,0 +1,23 @@
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def create_refresh_button(gr, refresh_component, refresh_method, refreshed_args, elem_class, interactive=True):
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"""
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4 |
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Copied from https://github.com/AUTOMATIC1111/stable-diffusion-webui
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"""
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refresh_symbol = '🔄'
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def refresh():
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refresh_method()
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args = refreshed_args() if callable(refreshed_args) else refreshed_args
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10 |
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for k, v in args.items():
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setattr(refresh_component, k, v)
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return gr.update(**(args or {}))
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refresh_button = gr.Button(refresh_symbol, elem_classes=elem_class, interactive=interactive)
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17 |
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refresh_button.click(
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18 |
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fn=refresh,
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19 |
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inputs=[],
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20 |
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outputs=[refresh_component]
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)
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return refresh_button
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requirements.txt
ADDED
@@ -0,0 +1,6 @@
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1 |
+
fastapi
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2 |
+
uvicorn
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3 |
+
faiss-gpu
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4 |
+
langchain
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5 |
+
sentence-transformers
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6 |
+
python-multipart
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venv.sh
ADDED
@@ -0,0 +1,7 @@
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1 |
+
#!/usr/bin/bash
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2 |
+
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3 |
+
python3 -m venv venv
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4 |
+
curl -kL https://bootstrap.pypa.io/get-pip.py | venv/bin/python
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5 |
+
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6 |
+
venv/bin/python -m pip install gradio
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7 |
+
venv/bin/python -m pip install -r requirements.txt
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