Update app.py

app.py

@@ -0,0 +1,43 @@
+import gradio as gr
+import openai
+from llama_index import GPTListIndex, Document
+
+# OpenAI API Key (Replace with env variable in production)
+OPENAI_API_KEY = "your_openai_api_key_here"
+openai.api_key = OPENAI_API_KEY
+
+def analyze_smart_contract(code_snippet):
+    """Analyzes the smart contract code for vulnerabilities using OpenAI."""
+    prompt = f"""
+    You are a smart contract security auditor. Analyze the following Solidity code and identify potential vulnerabilities. Suggest fixes where necessary.
+    
+    Code:
+    {code_snippet}
+    """
+    
+    response = openai.ChatCompletion.create(
+        model="gpt-4o-mini",
+        messages=[{"role": "system", "content": "You are a Solidity security expert."},
+                  {"role": "user", "content": prompt}]
+    )
+    return response["choices"][0]["message"]["content"]
+
+def human_review(contract_code, ai_analysis):
+    """Integrates human-in-the-loop via LlamaIndex."""
+    document = Document(text=f"Smart Contract Code:\n{contract_code}\n\nAI Analysis:\n{ai_analysis}")
+    index = GPTListIndex.from_documents([document])
+    return index.query("Is the AI analysis correct? Provide feedback if needed.")
+
+# Gradio UI
+with gr.Blocks() as demo:
+    gr.Markdown("## 🔍 Smart Contract Auditor Assistant")
+    code_input = gr.Textbox(label="Paste your Solidity smart contract code", lines=10)
+    analyze_btn = gr.Button("Analyze Code")
+    ai_output = gr.Textbox(label="AI Analysis & Fixes")
+    human_review_btn = gr.Button("Request Human Review")
+    human_feedback = gr.Textbox(label="Human Expert Feedback")
+    
+    analyze_btn.click(analyze_smart_contract, inputs=code_input, outputs=ai_output)
+    human_review_btn.click(human_review, inputs=[code_input, ai_output], outputs=human_feedback)
+
+demo.launch()