Update app.py

app.py

@@ -1,4 +1,5 @@
 import gradio as gr
+import nltk
 from nltk.sentiment.vader import SentimentIntensityAnalyzer
 from transformers import pipeline
 
@@ -37,7 +38,7 @@ with demo:
             demo = gr.Interface(
                 predict_sentiment,
                 [
-                    gr.TextBox(placeholder="Your text input"),
+                    gr.Textbox(placeholder="Your text input"),
                     gr.Dropdown(
                         ["finiteautomata/bertweet-base-sentiment-analysis", "vader"], label="Model"
                     ),