Update app.py

app.py

@@ -3,7 +3,7 @@ subprocess.check_call(["pip", "install", "openai"])
 subprocess.check_call(["pip", "install", "gradio", "transformers", "python-dotenv","torch"])
 import torch
 import random
-subprocess.check_call("pip", "install", "--upgrade gradio")
+subprocess.check_call("pip", "install", "--upgrade", "gradio")
 import gradio as gr
 from transformers import TFAutoModelForCausalLM, AutoTokenizer
 import openai