name = models.CharField(_('name'), max_length=255)
description = models.CharField(_('description'), max_length=255, blank=True)
parent = models.ForeignKey('Period', related_name='children', verbose_name=_('parent'), blank=True, null=True)
+ department = ForeignKey('Department', related_name='period',
+ verbose_name=_('department'),
+ blank=True, null=True)
date_begin = models.DateField(_('begin date'), null=True, blank=True)
date_end = models.DateField(_('end date'), null=True, blank=True)
date_password_init = models.DateField(_("date d'init de mot de passe"), null=True, blank=True)