Update src/recommendation_utils.py

src/recommendation_utils.py

@@ -1,8 +1,9 @@
+import streamlit as st
 import numpy as np
 import pandas as pd
 import pickle
-from keras.models import model_from_json
-from keras.optimizers import Adam
+#from keras.models import model_from_json
+#from keras.optimizers import Adam
 
 # ─────────────────────────────────────────────────────────────────────────────
 # Neural Network Model Laden (aus JSON + Weights)
@@ -18,14 +19,17 @@ def load_nn_model(config_path, weights_path):
 # ─────────────────────────────────────────────────────────────────────────────
 # SVD Model & Trainset Laden
 # ─────────────────────────────────────────────────────────────────────────────
-def load_svd_model(path):
+@st.cache_resource
+def load_svd_model(path="models/svd_model.pkl"):
     with open(path, "rb") as f:
         return pickle.load(f)
 
-def load_trainset(path):
+@st.cache_resource
+def load_trainset(path="models/trainset.pkl"):
     with open(path, "rb") as f:
         return pickle.load(f)
 
+
 # ─────────────────────────────────────────────────────────────────────────────
 # Encodings (dict mit user/movie Encodings) laden
 # ─────────────────────────────────────────────────────────────────────────────