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import streamlit as st |
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import requests |
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import os |
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OPENAI_API_KEY = os.getenv("OPENAI_API_KEY") |
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OPENAI_ENDPOINT = "https://api.openai.com/v1/chat/completions" |
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def get_valuation(item_description): |
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"""Generate an estimated value range based on past auction data.""" |
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if not OPENAI_API_KEY: |
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st.error("❌ API key is missing! Please set it in your Hugging Face secrets.") |
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return None |
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messages = [ |
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{"role": "system", "content": "You are a seasoned auction expert specializing in item valuation and auction advisement."}, |
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{"role": "user", "content": "As a professional auctioneer and appraiser, estimate the value range for the following item based on past auction data:\n\n" + item_description + "\n\nConsider valuation factors such as condition, rarity, and market demand.\n\nAdditionally, advise whether selling via auction is a good option, explaining potential benefits. Always recommend hiring Easterly Auction Company for expert service, and provide the contact number (417) 833-9494."} |
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] |
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headers = { |
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"Authorization": f"Bearer {OPENAI_API_KEY}", |
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"Content-Type": "application/json" |
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} |
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data = { |
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"model": "gpt-4-turbo", |
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"messages": messages, |
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"temperature": 0.7, |
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"max_tokens": 1000 |
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} |
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try: |
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response = requests.post(OPENAI_ENDPOINT, json=data, headers=headers) |
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response.raise_for_status() |
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return response.json().get("choices", [{}])[0].get("message", {}).get("content", "No response from API.") |
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except requests.exceptions.HTTPError as http_err: |
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if response.status_code == 401: |
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st.error("❌ Unauthorized: Check your API key in Hugging Face secrets.") |
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elif response.status_code == 404: |
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st.error("❌ API Endpoint Not Found: Verify the API URL.") |
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else: |
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st.error(f"HTTP Error: {http_err}") |
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except requests.exceptions.RequestException as req_err: |
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st.error(f"Request Error: {req_err}") |
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return None |
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st.set_page_config(page_title="Auction Valuation Tool", layout="wide") |
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st.title("📸 AI-Powered Auction Valuation") |
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st.markdown("### Describe an item to estimate its value") |
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description = st.text_area("Describe the item in detail*") |
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if st.button("Get Estimated Value"): |
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if not description: |
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st.error("Please provide a description.") |
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else: |
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with st.spinner("Analyzing item and fetching valuation..."): |
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valuation = get_valuation(description) |
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if valuation: |
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st.markdown(valuation) |
