Update app.py

app.py

@@ -44,7 +44,7 @@ def final_clustering(file, top_features):
     
         # Cluster Analysis
         pca = core_pipeline.named_steps["pca"]
-        scaler = pipeline.named_steps["scaler"]
+        scaler = core_pipeline.named_steps["scaler"]
         feature_names = df.columns.tolist()
         centroids = compute_cluster_centroids(X_pca, labels) # function is from cluster_utils
         original_centroids = inverse_project_centroids(