Update app.py

app.py

@@ -1,13 +1,13 @@
 import streamlit as st
 import requests
 import firebase_admin
-from firebase_admin import credentials, db, auth
+from firebase_admin import credentials, db
 from PIL import Image
 import numpy as np
 from geopy.geocoders import Nominatim
 from tensorflow.keras.applications import MobileNetV2
 from tensorflow.keras.applications.mobilenet_v2 import decode_predictions, preprocess_input
-import json
+from tensorflow.keras import backend as K
 
 # Initialize Firebase
 if not firebase_admin._apps:
@@ -16,6 +16,9 @@ if not firebase_admin._apps:
         'databaseURL': 'https://binsight-beda0-default-rtdb.asia-southeast1.firebasedatabase.app/'
     })
 
+# Clear previous TensorFlow session to avoid session-related errors
+K.clear_session()
+
 # Load MobileNetV2 pre-trained model
 mobilenet_model = MobileNetV2(weights="imagenet")