Update app.py

app.py

@@ -38,7 +38,7 @@ def create_charts(df):
     # Create Pie Chart for Sentiment Distribution
     sentiment_counts = df['Sentiment'].value_counts()
     fig1, ax1 = plt.subplots(figsize=(8, 6))
-    ax1.pie(sentiment_counts, labels=sentiment_counts.index, autopct='%1.1f%%', colors=['skyblue', 'lightcoral'])
+    ax1.pie(sentiment_counts, labels=sentiment_counts.index, autopct='%1.1f%%', colors=['skyblue', 'lightcoral', 'lightgreen'])
     ax1.set_title('Distribution of Positive and Negative Reviews')
 
     # Create Scatter Plot for Sentiment Scores
@@ -83,7 +83,7 @@ def analyze_reviews(file_path):
     [df['Sentiment'], df['Sentiment Score']] = zip(*results)
 
     # Adjust the sentiment score to be negative if the sentiment is negative
-    df.loc[df['Sentiment'].lower() == 'negative' , 'Sentiment Score'] *= -1
+    df.loc[df['Sentiment'].str.lower() == 'negative' , 'Sentiment Score'] *= -1
 
     pie_chart, scatter_plot = create_charts(df)