File size: 2,630 Bytes
5ac46fe | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 | import streamlit as st
import urllib.request
import urllib.error
import os
from openai import OpenAI
# Function to fetch content from URL
def fetch_content(url, jina_api_key):
full_url = f"https://r.jina.ai/{url}"
headers = {
'User-Agent': 'Mozilla/5.0',
'Authorization': f'Bearer {jina_api_key}'
}
req = urllib.request.Request(full_url, headers=headers)
with urllib.request.urlopen(req) as response:
return response.read().decode('utf-8')
# Function to ask question using OpenAI
def ask_question(client, content, question):
messages = [
{"role": "system", "content": "You are a helpful assistant."},
{"role": "user", "content": f"Here's some content:\n\n{content[:7000]}\n\nBased on this content, please answer the following question and be concise: {question}"}
]
response = client.chat.completions.create(
model="gpt-4o-mini",
messages=messages,
max_tokens=700
)
return response.choices[0].message.content
# Streamlit app
def main():
st.title("Web/PDF URL Content Q&A")
# Get API keys from environment variables or Streamlit secrets
jina_api_key = os.environ.get('JINA_API_KEY') or st.secrets["JINA_API_KEY"]
openai_api_key = os.environ.get('OPENAI_API_KEY') or st.secrets["OPENAI_API_KEY"]
if not jina_api_key or not openai_api_key:
st.error("API keys are missing. Please set JINA_API_KEY and OPENAI_API_KEY.")
return
# Initialize OpenAI client
client = OpenAI(api_key=openai_api_key)
# URL input
url = st.text_input("Enter the URL:")
if url:
try:
# Fetch content
with st.spinner("Fetching content..."):
content = fetch_content(url, jina_api_key)
st.success("Content fetched successfully!")
# Question input
question = st.text_input("Enter your question:")
if st.button("Ask"):
if question:
with st.spinner("Generating answer..."):
answer = ask_question(client, content, question)
st.subheader("Answer:")
st.write(answer)
else:
st.warning("Please enter a question.")
except urllib.error.HTTPError as e:
st.error(f'HTTP Error {e.code}: {e.reason}. URL: {url}')
except urllib.error.URLError as e:
st.error(f'URL Error: {str(e)}. URL: {url}')
except Exception as e:
st.error(f'Unexpected error: {str(e)}. URL: {url}')
if __name__ == "__main__":
main() |