fix input

app.py

@@ -1,9 +1,9 @@
 import gradio as gr
 from langchain.llms import OpenAI
 
-def chatOpenAI(text):
+def chatOpenAI(input):
     llm = OpenAI(temperature=0.9)
-    return llm(text)
+    return llm(input)
 
 with gr.Blocks() as demo:
     gr.Markdown(