Update roll book

@@ -162,6 +162,15 @@ def verify():
     attendance_db.close()
     return send
 
+@app.route('/attendance.html')
+def tempAttendance():
+   attendance_db = pymysql.connect(read_default_file="./DB.cnf")
+   cursor = attendance_db.cursor(pymysql.cursors.DictCursor)
+   sql = "SELECT ls.student_id, s.student_name, sa.status FROM lecture_students AS ls LEFT JOIN student_attendance AS sa ON ls.student_id = sa.student_id LEFT JOIN student AS s ON ls.student_id = s.student_id;"
+   mycursor.execute(sql)
+   data = mycursor.fetchall()
+   return render_template('attendance.html', output_data = data)
+
 @app.route('/robots.txt')
 def robots():
     return send_from_directory(app.static_folder, request.path[1:])