.

app.py

@@ -225,7 +225,7 @@ def background_next_image():
     global prevs_df
     global is_started
     while not is_started:
-        time.time(.3)
+        time.sleep(.3)
 
     # only let it get N (maybe 3) ahead of the user
     #not_rated_rows = prevs_df[[i[1]['user:rating'] == {' ': ' '} for i in prevs_df.iterrows()]]
@@ -300,8 +300,8 @@ def pluck_embs_ys(user_id):
     return embs, ys
 
 def next_image(calibrate_prompts, user_id):
+    global is_started
     print(prevs_df)
-    
     with torch.no_grad():
         if len(calibrate_prompts) > 0:
             print('######### Calibrating with sample media #########')
@@ -311,6 +311,7 @@ def next_image(calibrate_prompts, user_id):
             return image, calibrate_prompts
         else:
             print('######### Roaming #########')
+            is_started = True
             embs, ys = pluck_embs_ys(user_id)
             user_emb = get_user_emb(embs, ys)
             image = pluck_img(user_id, user_emb)
@@ -330,7 +331,6 @@ def bg_check(_):
     if not is_started:
         scheduler.add_job(func=background_next_image, trigger="interval", seconds=.1)
         scheduler.start()
-        is_started = True
 
 def start(_, calibrate_prompts, user_id, request: gr.Request):
     global is_started