Dark theme issue fixing

app.py

@@ -1,4 +1,5 @@
 import gradio as gr
+from gradio import Interface
 import tensorflow as tf
 from tensorflow import keras
 from tensorflow.keras import datasets, layers, models
@@ -44,6 +45,6 @@ def predict_image(img):
 
   return pred.item()
 
-iface = gr.Interface(predict_image, inputs='sketchpad', outputs='label', title='Digit Recognition Model By Debamrita Paul', description='Draw a single digit(0 to 9)', theme='dark')
+iface = gr.Interface(predict_image, inputs='sketchpad', outputs='label', title='Digit Recognition Model By Debamrita Paul', description='Draw a single digit(0 to 9)', __gradio_theme='dark')
 
 iface.launch()