Update app.py

app.py

@@ -450,7 +450,7 @@ def compute_student_metrics(df):
             'Absent (%)': absent_pct
         }
 
-    return student_metrics
+        return student_metrics
 
     # Create a DataFrame from student_metrics
     student_metrics_df = pd.DataFrame.from_dict(student_metrics, orient='index').reset_index()