def refresh_permissions(permissions):
    """Refresh permission:
       Remove deprecated permissions,
       Add generated permissions."""
    available_permissions = [x.codename for x in
                             Permission.objects.filter(
                                 codename__startswith=ACL_CODE_PREFIX)]
    active_permissions = permissions.keys()

    perms_to_add = set(active_permissions) - set(available_permissions)
    perms_to_remove = set(available_permissions) - set(active_permissions)

    # Remove deprecated permissions
    for codename in perms_to_remove:
        Permission.objects.filter(codename=codename).delete()

    # Add generated permissions
    ct = ContentType.objects.get_for_model(model=auth_models.User)
    for codename in perms_to_add:
        Permission.objects.get_or_create(codename=codename,
                                         name=permissions[codename],
                                         content_type=ct)
def refresh_permissions ( permissions ) : available_permissions = [ x . codename for x in Permission . objects . filter ( codename__startswith = ACL_CODE_PREFIX ) ] active_permissions = permissions . keys ( ) perms_to_add = set ( active_permissions ) - set ( available_permissions ) perms_to_remove = set ( available_permissions ) - set ( active_permissions ) for codename in perms_to_remove : Permission . objects . filter ( codename = codename ) . delete ( ) ct = ContentType . objects . get_for_model ( model = auth_models . User ) for codename in perms_to_add : Permission . objects . get_or_create ( codename = codename , name = permissions [ codename ] , content_type = ct )
Refresh permission:
       Remove deprecated permissions,
       Add generated permissions.