Fix sleep bug

app.py

@@ -208,13 +208,13 @@ def grade(file_obj, progress=gr.Progress()):
                     except:
                         # gpt4 may have token rate limit
                         num_sleep += 1
-                        if num_sleep > 2:
+                        if num_sleep > 12:
                             score = 0.0
                             grade_sample_run_complete = True
                             num_sleep = 0
                             continue
-                        print("sleep 30s")
-                        time.sleep(30)
+                        print("sleep 5s")
+                        time.sleep(5)
                         
 
                 if len(sample_grade['model']) >= j + 1: