app.py

import os
import streamlit as st
from langchain import HuggingFaceHub, LLMChain
from git import Repo

# Run pip freeze and pip install -r requirements.txt
os.system("pip freeze > requirements.txt")
os.system("pip install -r requirements.txt")

st.set_page_config(layout="wide", initial_sidebar_state="auto", theme="dark")
st.title("Hugging Face Space Demo")

repository_url = st.text_input("Enter GitHub repository URL:", "")
access_token = st.text_input("Enter GitHub access token (optional):", "")
debug_logging = st.checkbox("Enable debug logging")

if st.button("Run"):
    if debug_logging:
        import logging
        logging.basicConfig(filename='log.txt', level=logging.DEBUG, format='%(asctime)s %(message)s')
        logging.debug('Starting the process')

    # Clone the repository
    local_path = "/tmp/repository"
    Repo.clone_from(repository_url, local_path, branch="main", env={"GIT_TERMINAL_PROMPT": "0", "GIT_SSL_NO_VERIFY": "true"})

    # Initialize Hugging Face model
    os.environ['HUGGINGFACEHUB_API_TOKEN'] = access_token
    hub_llm = HuggingFaceHub(repo_id='google/flan-t5-xl', model_kwargs={'temperature': 1e-10})

    # Create a prompt template and LLM chain
    prompt = "What is the main purpose of the repository at {}?".format(repository_url)
    llm_chain = LLMChain(prompt=prompt, llm=hub_llm)

    # Get the result
    answer = llm_chain.run()
    st.write("Answer:", answer)

    if debug_logging:
        logging.debug('Finished the process')