Update src/streamlit_app.py

src/streamlit_app.py

@@ -2,10 +2,13 @@
 import streamlit as st
 from transformers import pipeline
 
-sentiment_analysis = pipeline("sentiment-analysis",model="siebert/sentiment-roberta-large-english")
+@st.cache_resource
+def load_model():
+    return pipeline("sentiment-analysis", model="siebert/sentiment-roberta-large-english")
+
+sentiment_analysis = load_model()
 
 st.title("Sentiment Analysis")
 rev = st.text_input("Enter a review to analyze its sentiment.")
-analyze = st.button("Analyze")
-if analyze:
+if st.button("Analyze") and rev:
     st.write(sentiment_analysis(rev)[0]['label'])