Update app.py

app.py

@@ -1,3 +1,12 @@
+import subprocess
+import sys
+
+def install(package):
+    subprocess.check_call([sys.executable, "-m", "pip", "install", package])
+
+install('gradio')
+install('transformers')
+
 import gradio as gr
 from transformers import AutoTokenizer, AutoModel