Update app.py

app.py

@@ -37,7 +37,7 @@ models = {
 }
 
 # Choose and train a model
-model_choice = "Decision Tree"  # Default model
+model_choice = "Naive Bayes"  # Default model
 obj = models[model_choice]
 obj.fit(x_train, y_train)
 y_pred = obj.predict(x_test)