Update app.py

app.py

@@ -509,8 +509,7 @@ def json_to_excel(contract_summary, json_data, excel_path):
 def extract_po(docx_path):
     """Processes a single .docx file, extracts tables, formats with OpenAI, and saves as an Excel file."""
     if not os.path.exists(docx_path) or not docx_path.endswith(".docx"):
-        print(f"Invalid file: {docx_path}")
-        return
+        raise ValueError(f"Invalid file: {docx_path}")
     
     # Read the .docx file as bytes
     with open(docx_path, "rb") as f:
@@ -576,4 +575,4 @@ interface = gr.Interface(
     theme=Base()
 )
 
-interface.launch()
+interface.launch(ssr_mode=False)