Update app.py

app.py

@@ -26,7 +26,7 @@ def sentiment_pie_chart(df):
 
     # Create a pie chart
     fig, ax = plt.subplots()
-    sentiment_counts.plot(kind='pie', autopct='%1.1f%%', labels=None, colors=['green', 'red'])
+    sentiment_counts.plot(kind='pie', autopct='%1.1f%%', colors=['green', 'red'])
     ax.set_title('Review Sentiment Chart')
 
     return fig