Replaces map() with six.moves.map() to provide py2/3 compatibility

Partially-Implements: blueprint designate-py3

Change-Id: I0f2a62bf47f06f1dfbb9a89517c7552c5ad331e3

contrib/tempest/dns_tests/admin/test_servers.py

@@ -12,6 +12,7 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
+import six
 from tempest.api.dns import base
 from tempest.common.utils import data_utils
 from tempest import exceptions
@@ -51,7 +52,8 @@ class ServersAdminTestJSON(base.BaseDnsAdminTest):
         _, servers = self.client.list_servers()
         # Verify servers created in setup class are in the list
         for server in self.setup_servers:
-            self.assertIn(server['id'], map(lambda x: x['id'], servers))
+            self.assertIn(server['id'],
+                          six.moves.map(lambda x: x['id'], servers))
 
     @test.attr(type='smoke')
     def test_create_update_get_delete_server(self):

contrib/tempest/dns_tests/test_domains.py

@@ -13,6 +13,7 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
+import six
 from tempest.api.dns import base
 from tempest.common.utils import data_utils
 from tempest import exceptions
@@ -50,7 +51,8 @@ class DnsDomainsTest(base.BaseDnsTest):
         _, domains = self.client.list_domains()
         # Verify domains created in setup class are in the list
         for domain in self.setup_domains:
-            self.assertIn(domain['id'], map(lambda x: x['id'], domains))
+            self.assertIn(domain['id'],
+                          six.moves.map(lambda x: x['id'], domains))
 
     @test.attr(type='smoke')
     def test_create_update_get_domain(self):

contrib/tempest/dns_tests/test_records.py

@@ -13,6 +13,7 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
+import six
 from tempest.api.dns import base
 from tempest.common.utils import data_utils
 from tempest import exceptions
@@ -62,7 +63,8 @@ class RecordsTest(base.BaseDnsTest):
         _, records = self.client.list_records(self.domain['id'])
         # Verify records created in setup class are in the list
         for record in self.setup_records:
-            self.assertIn(record['id'], map(lambda x: x['id'], records))
+            self.assertIn(record['id'],
+                          six.moves.map(lambda x: x['id'], records))
 
     @test.attr(type='smoke')
     def test_create_update_get_delete_record(self):