fix: numpy change of version

app.py

@@ -43,7 +43,8 @@ class FastTextModelTester:
                 results = []
                 for i in range(len(labels)):
                     label = labels[i].replace('__label__', '')
-                    prob = probabilities[i]
+                    # Convert to native Python float to avoid numpy array issues
+                    prob = float(probabilities[i])
                     results.append(f"{label}: {prob:.4f}")
                 
                 return "\n".join(results)
@@ -51,7 +52,9 @@ class FastTextModelTester:
             # For word embedding models
             else:
                 vector = self.model.get_word_vector(text)
-                return f"Word vector (first 5 dimensions): {vector[:5]}"
+                # Convert to list to avoid numpy array issues
+                vector_list = [float(x) for x in vector[:5]]
+                return f"Word vector (first 5 dimensions): {vector_list}"
         
         except Exception as e:
             return f"Error during prediction: {str(e)}"