def get(self): overdueGear = [g for g in Gear.all() if g.returnDate and datetime.now() > g.returnDate] for g in overdueGear: sender_address = '*****@*****.**' destination_address = [g.holder.email, '*****@*****.**', '*****@*****.**', '*****@*****.**'] subject = 'Overdue Gear' body = "You have a piece of gear that is overdue, " + g.number + ". Please return it at the next meeting. If you can't make it please email one of the gear czars to find a time.""" mail.send_mail(sender_address, destination_address, subject, body)