Add initial mypy job

Change-Id: I6a37421f324c76d30b1044f974066b0db0bb359d

mypy.ini

@@ -0,0 +1,85 @@
+# Config file options: https://mypy.readthedocs.io/en/stable/config_file.html
+
+[mypy]
+incremental = True
+pretty = True
+show_error_context = True
+show_column_numbers = True
+warn_unused_ignores = True
+# remove gradually as progress is made
+disable_error_code = import-untyped,var-annotated,import-not-found
+
+# honor excludes by not following there through imports
+follow_imports = silent
+
+# NOTE: Gradually enable type checking for each package.
+# Finally, when the whole repo is migrated this option can be deleted
+# and rules applied to the whole repo.
+exclude = (?x)(
+    ^neutron/agent/linux/dhcp.py
+    | ^neutron/agent/metadata/agent.py$
+    | ^neutron/agent/metadata/driver.py$
+    | ^neutron/agent/ovn/extensions/metadata.py$
+    | ^neutron/agent/ovn/metadata/driver.py$
+    | ^neutron/agent/ovn/metadata/server.py$
+    | ^neutron/agent/securitygroups_rpc.py$
+    | ^neutron/api/rpc/callbacks/version_manager.py$
+    | ^neutron/db/l3_dvr_db.py$
+    | ^neutron/db/l3_hamode_db.py$
+    | ^neutron/db/migration/alembic_migrations/env.py$
+    | ^neutron/extensions/tagging.py$
+    | ^neutron/manager.py$
+    | ^neutron/objects/address_group.py$
+    | ^neutron/objects/address_scope.py$
+    | ^neutron/objects/agent.py$
+    | ^neutron/objects/auto_allocate.py$
+    | ^neutron/objects/conntrack_helper.py$
+    | ^neutron/objects/flavor.py$
+    | ^neutron/objects/floatingip.py$
+    | ^neutron/objects/ipam.py$
+    | ^neutron/objects/l3_hamode.py$
+    | ^neutron/objects/l3agent.py$
+    | ^neutron/objects/local_ip.py$
+    | ^neutron/objects/logapi/logging_resource.py$
+    | ^neutron/objects/metering.py$
+    | ^neutron/objects/ndp_proxy.py$
+    | ^neutron/objects/network.py$
+    | ^neutron/objects/network_segment_range.py$
+    | ^neutron/objects/plugins/ml2/flatallocation.py$
+    | ^neutron/objects/plugins/ml2/geneveallocation.py$
+    | ^neutron/objects/plugins/ml2/greallocation.py$
+    | ^neutron/objects/plugins/ml2/vlanallocation.py$
+    | ^neutron/objects/plugins/ml2/vxlanallocation.py$
+    | ^neutron/objects/port/extensions/allowedaddresspairs.py$
+    | ^neutron/objects/port/extensions/data_plane_status.py$
+    | ^neutron/objects/port/extensions/extra_dhcp_opt.py$
+    | ^neutron/objects/port/extensions/port_device_profile.py$
+    | ^neutron/objects/port/extensions/port_hardware_offload_type.py$
+    | ^neutron/objects/port/extensions/port_hints.py$
+    | ^neutron/objects/port/extensions/port_numa_affinity_policy.py$
+    | ^neutron/objects/port/extensions/port_security.py$
+    | ^neutron/objects/port/extensions/port_trusted.py$
+    | ^neutron/objects/port/extensions/uplink_status_propagation.py$
+    | ^neutron/objects/port_forwarding.py$
+    | ^neutron/objects/ports.py$
+    | ^neutron/objects/provisioning_blocks.py$
+    | ^neutron/objects/qos/binding.py$
+    | ^neutron/objects/qos/policy.py$
+    | ^neutron/objects/qos/rule.py$
+    | ^neutron/objects/quota.py$
+    | ^neutron/objects/router.py$
+    | ^neutron/objects/securitygroup.py$
+    | ^neutron/objects/securitygroup_default_rules.py$
+    | ^neutron/objects/servicetype.py$
+    | ^neutron/objects/subnet.py$
+    | ^neutron/objects/subnetpool.py$
+    | ^neutron/objects/tag.py$
+    | ^neutron/objects/trunk.py$
+    | ^neutron/plugins/ml2/drivers/linuxbridge/agent/arp_protect.py$
+    | ^neutron/plugins/ml2/drivers/ovn/mech_driver/ovsdb/commands.py$
+    | ^neutron/plugins/ml2/drivers/ovn/mech_driver/ovsdb/ovn_client.py$
+    | ^neutron/plugins/ml2/drivers/ovn/mech_driver/ovsdb/ovsdb_monitor.py$
+    | ^neutron/services/logapi/drivers/openvswitch/ovs_firewall_log.py$
+    | ^neutron/tests/$
+    )
+

tox.ini

@@ -1,5 +1,5 @@
 [tox]
-envlist = docs,py3,pep8
+envlist = docs,py3,pep8,mypy
 minversion = 3.18.0
 skipsdist = False
 ignore_basepython_conflict = True
@@ -121,6 +121,12 @@ commands =
   stestr run --slowest --concurrency 2 --exclude-regex neutron.tests.fullstack.test_securitygroup.TestSecurityGroupsSameNetwork.test_securitygroup {posargs}
   stestr run --slowest --combine --concurrency 1 neutron.tests.fullstack.test_securitygroup.TestSecurityGroupsSameNetwork.test_securitygroup {posargs}
 
+[testenv:mypy]
+deps =
+  {[testenv]deps}
+  mypy==1.11.2
+commands = mypy --config-file ./mypy.ini neutron
+
 [testenv:releasenotes]
 description =
     Build release note documentation in HTML format.

zuul.d/base.yaml

@@ -113,6 +113,35 @@
       - ^zuul.d/tempest-multinode.yaml
       - ^zuul.d/tempest-singlenode.yaml
 
+- job:
+    name: neutron-tox-mypy
+    parent: openstack-tox
+    vars:
+      tox_envlist: mypy
+    voting: false
+    irrelevant-files:
+      - ^\.pylintrc$
+      - ^releasenotes/.*$
+      - ^doc/.*$
+      - ^setup.cfg$
+      - ^plugin.spec$
+      - ^tools/ovn_migration/.*$
+      - ^.*\.conf\.sample$
+      - ^.*\.rst$
+      - ^neutron/locale/.*$
+      - ^vagrant/.*$
+      - ^devstack/.*$
+      - ^playbooks/.*$
+      - ^roles/.*$
+      - ^rally-jobs/.*$
+      # Ignore everything except for zuul.d/project.yaml
+      - ^zuul.d/base.yaml
+      - ^zuul.d/grenade.yaml
+      - ^zuul.d/job-templates.yaml
+      - ^zuul.d/rally.yaml
+      - ^zuul.d/tempest-multinode.yaml
+      - ^zuul.d/tempest-singlenode.yaml
+
 - job:
     name: neutron-fullstack-with-uwsgi
     parent: neutron-fullstack

zuul.d/project.yaml

@@ -18,6 +18,7 @@
       - neutron-skip-level-jobs
     check:
       jobs:
+        - neutron-tox-mypy
         - neutron-functional-with-uwsgi
         - neutron-fullstack-with-uwsgi
         - neutron-ovs-grenade-multinode