Update app.py

app.py

@@ -27,7 +27,7 @@ def predict(model, image, detection_threshold: float = 0.5):
 def show_preds(input_image, detection_threshold):
     if detection_threshold==0: detection_threshold=0.5
 
-    img, pred = predict(model=model, image=input_image, detection_threshold)
+    img, pred = predict(model=model, image=input_image, detection_threshold=detection_threshold)
     # print(pred)
     img = draw_pred(img=img, pred=pred, class_map=class_map, display_label=False, display_bbox=True)
     img = PIL.Image.fromarray(img)