Add support for zed

Change-Id: Ic3924b83d5ca17b403c2e340509e46f92fd566df

.zuul.yaml

@@ -1,7 +1,7 @@
 - project:
     name: x/python-group-based-policy-client
     templates:
-      - openstack-python3-yoga-jobs
+      - openstack-python3-zed-jobs
       - publish-to-pypi
     # REVISIT: In the jobs below, the required-projects clause is needed on
     # the master branch to select the correct version of the requirements
@@ -14,34 +14,18 @@
         - openstack-tox-pep8:
             required-projects:
               - name: openstack/requirements
-                override-checkout: stable/yoga
-        - openstack-tox-py36:
-            required-projects:
-              - name: openstack/requirements
-                override-checkout: stable/yoga
-        - openstack-tox-py37:
-            required-projects:
-              - name: openstack/requirements
-                override-checkout: stable/yoga
+                override-checkout: stable/zed
         - openstack-tox-py38:
             required-projects:
               - name: openstack/requirements
-                override-checkout: stable/yoga
+                override-checkout: stable/zed
     gate:
       jobs:
         - openstack-tox-pep8:
             required-projects:
               - name: openstack/requirements
-                override-checkout: stable/yoga
-        - openstack-tox-py36:
-            required-projects:
-              - name: openstack/requirements
-                override-checkout: stable/yoga
-        - openstack-tox-py37:
-            required-projects:
-              - name: openstack/requirements
-                override-checkout: stable/yoga
+                override-checkout: stable/zed
         - openstack-tox-py38:
             required-projects:
               - name: openstack/requirements
-                override-checkout: stable/yoga
+                override-checkout: stable/zed

gbpclient/tests/unit/test_port.py

@@ -33,7 +33,7 @@ class TestPortCreate(test_port.TestPort, test_cli20.CLITestV20Base):
         super(TestPortCreate, self).setUp()
         self.app.client_manager.network.find_extension = mock.Mock(
             return_value=self.extension_details)
-        fake_net = network_fakes.FakeNetwork.create_one_network({
+        fake_net = network_fakes.create_one_network({
             'id': self._port.network_id,
         })
         self.network.find_network = mock.Mock(return_value=fake_net)

gbpclient/tests/unit/test_subnet.py

@@ -31,7 +31,7 @@ class TestSubnetCreate(test_subnet.TestSubnet, test_cli20.CLITestV20Base):
                 'tenant_id': '1',
             }
         )
-        self._network = network_fakes.FakeNetwork.create_one_network(
+        self._network = network_fakes.create_one_network(
             attrs={
                 'id': self._subnet.network_id,
             }

tox.ini

@@ -13,7 +13,7 @@ setenv = VIRTUAL_ENV={envdir}
 usedevelop = True
 install_command = pip install {opts} {packages}
 deps =
-    -c{env:TOX_CONSTRAINTS_FILE:https://releases.openstack.org/constraints/upper/yoga}
+    -c{env:TOX_CONSTRAINTS_FILE:https://releases.openstack.org/constraints/upper/zed}
     -r{toxinidir}/requirements.txt
     -r{toxinidir}/test-requirements.txt
 commands = stestr run {posargs}