tables.py

# tables.py
from django.utils.translation import ugettext_lazy as _
from django.utils.translation import ungettext_lazy

#
from django.core.urlresolvers import reverse

from horizon import tables,exceptions

#
# actions

from openstack_dashboard.api.salt_api import delete_task


class UpdateRow(tables.Row):
    ajax = True

    def get_data(self, request, post_id):
        pass

class InstanceUpgradesLink(tables.LinkAction):
    name = "upgrade"
    verbose_name = _("Upgrade")
    url = "horizon:patch_management:instances:upgrade"
    classes = ("ajax-modal","btn-sm","btn-danger")
    icon = "pencil"

    def get_link_url(self, instance):

        return "/patch_management/upgrade_packages/"+instance.id


class InstanceTable(tables.DataTable):

    id = tables.Column("id",  verbose_name = _("Instance Name"))

    osfinger = tables.Column("osfinger",  verbose_name = _("OS Finger"))

    class Meta:

        name = "instance"
        verbose_name = _("Instances")
        row_actions = (InstanceUpgradesLink,)


class PackagesForUpgradeTable(tables.DataTable):

    id = tables.Column("id",  verbose_name = _("Name"))

    version = tables.Column("version", verbose_name = _("Version"))

    class Meta:
        name = "package_for_upgrade"
        verbose_name = _("Packages for Upgrade")
        #row_class = UpdateRow