Update app.py

app.py

@@ -1167,6 +1167,11 @@ class VideoGeneratorUI:
                 )
             
             submit_button = st.form_submit_button(label='Generate Video')
+
+            # Add this in the show_input_form method
+            if len(prompt) > 5000:  # Adjust this limit as needed
+                st.error("Script is too long. Please limit to 5000 characters.")
+                return
             
             if submit_button and prompt:
                 st.session_state.prompt = prompt