Update app.py

app.py

@@ -1,3 +1,4 @@
+import os
 os.system("pip install gradio==2.8.0b5")
 os.system("pip install -r requirements.txt")
 os.system("pip freeze")
@@ -10,7 +11,6 @@ import tensorflow_text as text
 from tensorflow import keras
 import gradio as gr
 
-import os
 
 def make_bert_preprocessing_model(sentence_features, seq_length=128):
     """Returns Model mapping string features to BERT inputs.