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Runtime error
Runtime error
application file
Browse files
app.py
ADDED
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from __future__ import annotations
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import os
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import time
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from pathlib import Path
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import openai
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import streamlit as st
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from dotenv import load_dotenv
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from loguru import logger
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from config import Config
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from utils import create_vectordb
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from utils import get_qa_chain
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load_dotenv()
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openai.api_key = os.environ['OPENAI_API_KEY']
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Path('docs').mkdir(parents=True, exist_ok=True)
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if 'messages' not in st.session_state:
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st.session_state.messages = []
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for message in st.session_state.messages:
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with st.chat_message(message['role']):
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st.markdown(message['content'])
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uploaded_file = st.sidebar.file_uploader('Upload a file', type=['pdf', 'txt'])
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def set_status():
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if uploaded_file is None:
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Path(Config.vectorstore_path).unlink(missing_ok=True)
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st.sidebar.info('Upoad a file to start a conversation')
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else:
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st.sidebar.info(f'Let"s talk to {Path(uploaded_file.name)}')
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def process_uploaded_file(uploaded_file):
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if 'context' not in st.session_state:
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logger.info(f'file uploaded {uploaded_file}')
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upath = f'uploads/{uploaded_file.name}'
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logger.info(f'file saved to {upath}')
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with open(upath, 'wb') as hndl:
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hndl.write(uploaded_file.getbuffer())
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create_vectordb(upath)
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st.session_state['context'] = True
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set_status()
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if uploaded_file is not None:
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process_uploaded_file(uploaded_file)
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qr_chain = get_qa_chain()
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if prompt := st.chat_input('Send a message'):
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st.session_state.messages.append({'role': 'user', 'content': prompt})
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with st.chat_message('user'):
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st.markdown(prompt)
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with st.chat_message('assistant'):
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message_placeholder = st.empty()
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full_response = ''
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assistant_response = qr_chain({'question': prompt})['answer']
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logger.info(f'assistant response {assistant_response}')
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for chunk in assistant_response.split():
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full_response += chunk + ' '
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time.sleep(0.01)
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message_placeholder.markdown(full_response + '▌')
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message_placeholder.markdown(full_response)
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st.session_state.messages.append(
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{'role': 'assistant', 'content': full_response},
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)
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