'Get tenant details.
For a full list of available parameters, please refer to the official
API reference:
https://developer.openstack.org/api-ref/identity/v2-admin/index.html#show-tenant-details-by-id'

def show_tenant(self, tenant_id):

    (resp, body) = self.get(('tenants/%s' % str(tenant_id)))
    self.expected_success(200, resp.status)
    body = json.loads(body)
    return rest_client.ResponseBody(resp, body)
