Only detect person

app.py

@@ -3,7 +3,7 @@ import PIL.Image as Image
 
 from ultralytics import ASSETS, YOLO
 
-model = YOLO("yolo11n.pt")
+model = YOLO("yolo12n.pt")
 
 
 def predict_image(img, conf_threshold, iou_threshold):
@@ -15,6 +15,7 @@ def predict_image(img, conf_threshold, iou_threshold):
         show_labels=True,
         show_conf=True,
         imgsz=640,
+        classes=[0]
     )
 
     for r in results: