Added the actual processing

app.py

@@ -1,7 +1,12 @@
 import gradio as gr
+import sentencepiece as spm
+
+
+def greet(sentence):
+    sp = spm.SentencePieceProcessor()
+    sp.load('bpe.model')
+    return " ".join(sp.encode_as_pieces(sentence))
 
-def greet(name):
-    return "Hello " + name + "!!"
 
 demo = gr.Interface(fn=greet, inputs="text", outputs="text")
 demo.launch()