Fix

app.py

@@ -82,7 +82,7 @@ def predict(image: PIL.Image.Image, score_threshold: float,
     probs = model.predict(image[None, ...])[0]
     probs = probs.astype(float)
     res = dict()
-    for prob, label in zip(probs, labels):
+    for prob, label in zip(probs.tolist(), labels):
         if prob < score_threshold:
             continue
         res[label] = prob