Update app.py

app.py

@@ -4,7 +4,7 @@ import numpy as np
 from tensorflow.keras.preprocessing.sequence import pad_sequences
 
 # Load the trained model
-model = tf.saved_model.load('./saved_model.pb')  
+model = tf.keras.models.load_model('./model_file.pkl')  
 
 def spam_detection(message):
     # Preprocess the input message