Only show images if available

app.py

@@ -77,9 +77,10 @@ with st.spinner('⚙️ Analysing articles...'):
     st.sidebar.metric("Negative", f"👎 {sentiment_distribution.get('negative'):.2f}%")
 
 for article, sentiment in filter_with_sentiment(classified_articles, target_sentiments):
-    img_url = article.media_content[0].get('url')
-
-    st.image(img_url, width=300)
+    if article.media_contet:
+        img_url = article.media_content[0].get('url')
+        st.image(img_url, width=300)
+    
     st.markdown(
         f'''
         #### {article.title}