Update app.py

app.py

@@ -109,7 +109,12 @@ class Vision2030Service:
                 embedding_function = HuggingFaceEmbeddings(
                     model_name="sentence-transformers/paraphrase-multilingual-mpnet-base-v2"
                 )
-                self.vector_store = FAISS.load_local(vector_store_dir, embedding_function)
+                # Important: Add allow_dangerous_deserialization=True to fix the pickle error
+                self.vector_store = FAISS.load_local(
+                    vector_store_dir, 
+                    embedding_function,
+                    allow_dangerous_deserialization=True  # Add this parameter
+                )
             else:
                 print("Creating new vector store...")
                 # Process PDFs
@@ -447,6 +452,12 @@ def main():
             
             questions_md = "\n".join([f"- {q}" for q in sample_questions])
             gr.Markdown(questions_md)
+            
+            # Add a button to auto-initialize the system when viewing sample questions
+            auto_init_btn = gr.Button("Initialize System First")
+            auto_init_status = gr.Textbox(label="Initialization Status")
+            
+            auto_init_btn.click(initialize_system, None, auto_init_status)
     
     return demo