Update app.py

app.py

@@ -7,15 +7,12 @@ import tensorflow
 import tensorflow as tf
 from tensorflow.keras import backend as K
 from tensorflow.keras.models import Model
-import segmentation_models as sm
-from tensorflow import keras
-
+import os
+os.environ["SM_FRAMEWORK"] = "tf.keras"
 
-sm.set_framework('tf.keras')
-
-sm.framework()
+from tensorflow import keras
+import segmentation_models as sm
 
-from tensorflow.keras.applications import EfficientNetB7
 
 def jacard(y_true, y_pred):
     y_true_c = K.flatten(y_true)