Update app.py

app.py

@@ -3,8 +3,9 @@ import pickle
 import numpy as np
 
 # Load model
-with open("log_reg_model.pkl", "rb") as f:
-    model = pickle.load(f)
+import joblib
+model = joblib.load("log_reg_model.pkl")
+
 
 # Define prediction function
 def predict_sleep(step: float, hour: float):