Update app.py

app.py

@@ -517,12 +517,15 @@ def update_translations(file, edited_table, process_mode):
         elapsed_time = time.time() - start_time
         elapsed_time_display = f"Updates applied successfully in {elapsed_time:.2f} seconds."
 
+        if not os.path.isfile(updated_json_path):
+            logger.error(f"Expected file at {updated_json_path} but got a directory.")
+            return [], None, "", f"Translated JSON path is invalid."
         # Return the path to the updated JSON file as well
         return output_video_path, updated_json_path, elapsed_time_display
     except Exception as e:
         logger.error(f"Error updating translations: {e}")
         # Return Nones for all outputs if an error occurs
-        return None, None, None
+        return None, updated_json_path, None
 
 def create_subtitle_clip_pil(text, start_time, end_time, video_width, video_height, font_path):
     try:
@@ -1334,11 +1337,19 @@ def upload_and_manage(file, target_language, process_mode):
         elapsed_time_display = f"Processing completed in {elapsed_time:.2f} seconds."
         logger.info(f"Processing completed in {elapsed_time:.2f} seconds.")
 
+        if not os.path.isfile(output_video_path):
+            logger.error(f"Expected file at {output_video_path} but got a directory.")
+            return [], None, "", f"Output video path is invalid."
+
+        if not os.path.isfile(translated_json_filepath):
+            logger.error(f"Expected file at {translated_json_filepath} but got a directory.")
+            return [], None, "", f"Translated JSON path is invalid."
+
         return editable_table, output_video_path, translated_json_filepath, elapsed_time_display
 
     except Exception as e:
         logger.error(f"An error occurred: {str(e)}")
-        return [], None, "", f"An error occurred: {str(e)}"
+        return [], None, translated_json_filepath, f"An error occurred: {str(e)}"
 
 # Gradio Interface with Tabs
 def build_interface():