Update app.py

app.py

@@ -1,5 +1,5 @@
 import subprocess
-import joblib
+import tensorflow as tf
 import numpy as np
 from PIL import Image
 import io
@@ -27,8 +27,12 @@ libraries = [
 for library in libraries:
     install_package(library)
 
-# Now that TensorFlow and other libraries are installed, import them
-import tensorflow as tf
+# Attempt to import required libraries after installation
+try:
+    import joblib
+except ImportError:
+    print("Error: joblib failed to install or import.")
+    exit(1)
 
 # Load the pre-trained TensorFlow model
 model = tf.keras.models.load_model("imageclassifier.h5")