Update app.py

app.py

@@ -144,6 +144,8 @@ def main():
             # Format "Date of Session" and "Timestamp"
             df['Date of Session'] = pd.to_datetime(df['Date of Session']).dt.strftime('%m/%d/%Y')
             df['Timestamp'] = pd.to_datetime(df['Timestamp']).dt.strftime('%I:%M %p')
+            df['Session Start Time'] = pd.to_datetime(df['Session Start Time']).dt.strftime('%I:%M %p')
+            df['Session End Time'] = pd.to_datetime(df['Session End Time']).dt.strftime('%I:%M %p')
             df = df[['Date of Session', 'Timestamp'] + [col for col in df.columns if col not in ['Date of Session', 'Timestamp']]]
 
             # Replace student names with initials
@@ -174,7 +176,7 @@ def main():
             with col2:
                 intervention_frequency = intervention_stats['Intervention Frequency (%)'].values[0]
                 # Display the "Intervention Frequency (%)" text
-                st.markdown("<h2 style='color: #358E66;'>Intervention Frequency (%)</h2>", unsafe_allow_html=True)
+                st.markdown("<h2 style='color: #358E66;'>Intervention Frequency</h2>", unsafe_allow_html=True)
                 # Display the frequency value below it
                 st.markdown(f"<h1 style='color: #358E66;'>{intervention_frequency}%</h1>", unsafe_allow_html=True)
 
@@ -343,13 +345,15 @@ def compute_student_metrics(df):
     return student_metrics_df
 
 def plot_student_metrics(student_metrics_df):
-    # Create a line graph for attendance and engagement
+    # Create a stacked bar chart for attendance and engagement
     fig, ax = plt.subplots()
 
-    # Plotting Attendance and Engagement with specific colors
-    ax.plot(student_metrics_df['Student'], student_metrics_df['Attendance (%)'], marker='o', color='#005288', label='Attendance (%)')
-    ax.plot(student_metrics_df['Student'], student_metrics_df['Engagement (%)'], marker='o', color='#3AB0FF', label='Engagement (%)')
+    # Plotting the Attendance and Engagement as stacked bars
+    ax.bar(student_metrics_df['Student'], student_metrics_df['Attendance (%)'], label='Attendance (%)', color='#005288')
+    ax.bar(student_metrics_df['Student'], student_metrics_df['Engagement (%)'], 
+           bottom=student_metrics_df['Attendance (%)'], label='Engagement (%)', color='#3AB0FF')
 
+    # Setting the labels, title, and legend
     ax.set_xlabel('Student')
     ax.set_ylabel('Percentage (%)')
     ax.set_title('Student Attendance and Engagement Metrics')