Update app.py

app.py

@@ -9,6 +9,12 @@ from tensorflow.keras import backend as K
 from tensorflow.keras.models import Model
 import segmentation_models as sm
 from tensorflow import keras
+BACKBONE = 'efficientnetb7'
+model10 = sm.FPN(BACKBONE, 
+                     #encoder_freeze = True, 
+                     #pyramid_block_filters=16, 
+                     encoder_weights='imagenet',
+                     classes=n_classes, activation='softmax')
 
 sm.set_framework('tf.keras')