mail.activity.view.search
mail.activity
[('date_deadline', '<', context_today().strftime('%Y-%m-%d')), ('done', '!=', True)]
[('date_deadline', '=', context_today().strftime('%Y-%m-%d')), ('done', '!=', True)]
[('date_deadline', '>', context_today().strftime('%Y-%m-%d')), ('done', '!=', True)]
mail.activity.view.tree
mail.activity
state == 'done'
date_deadline < current_date and state != 'done'
date_deadline == current_date and state != 'done'
mail.activity.view.calendar
mail.activity