split -> strip

app.py

@@ -148,7 +148,7 @@ def parse_input(text=None):
         text_split = text.split(bg_prompt_text)
         if len(text_split) == 2:
             gen_boxes, bg_prompt = text_split
-        gen_boxes = ast.literal_eval(gen_boxes.split())    
+        gen_boxes = ast.literal_eval(gen_boxes.strip())    
         bg_prompt = bg_prompt.strip()
     except Exception as e:
         raise gr.Error(f"response format invalid: {e} (text: {text})")