diff --git a/ansible/roles/aodh/templates/aodh.conf.j2 b/ansible/roles/aodh/templates/aodh.conf.j2
index 3664309f17..cbd03db031 100644
--- a/ansible/roles/aodh/templates/aodh.conf.j2
+++ b/ansible/roles/aodh/templates/aodh.conf.j2
@@ -32,7 +32,7 @@ cafile = {{ openstack_cacert }}
 region_name = {{ openstack_region_name }}
 
 [oslo_middleware]
-enable_proxy_headers_parsing = True
+enable_proxy_headers_parsing = true
 
 {% if aodh_policy_file is defined %}
 [oslo_policy]
diff --git a/ansible/roles/barbican/templates/barbican.conf.j2 b/ansible/roles/barbican/templates/barbican.conf.j2
index afc5b98a8b..90ce5e9031 100644
--- a/ansible/roles/barbican/templates/barbican.conf.j2
+++ b/ansible/roles/barbican/templates/barbican.conf.j2
@@ -11,7 +11,7 @@ host_href = {{ barbican_public_endpoint }}
 
 backlog = 4096
 
-db_auto_create = False
+db_auto_create = false
 
 transport_url = {{ rpc_transport_url }}
 
@@ -52,7 +52,7 @@ kek = '{{ barbican_crypto_key }}'
 
 
 [keystone_notifications]
-enable = True
+enable = true
 {% if enable_keystone | bool %}
 topic = barbican_notifications
 {% endif %}
@@ -97,7 +97,7 @@ rabbit_quorum_queue = true
 {% endif %}
 
 [oslo_middleware]
-enable_proxy_headers_parsing = True
+enable_proxy_headers_parsing = true
 
 {% if barbican_policy_file is defined %}
 [oslo_policy]
diff --git a/ansible/roles/blazar/templates/blazar.conf.j2 b/ansible/roles/blazar/templates/blazar.conf.j2
index b2ce275775..df438a62fd 100644
--- a/ansible/roles/blazar/templates/blazar.conf.j2
+++ b/ansible/roles/blazar/templates/blazar.conf.j2
@@ -29,7 +29,7 @@ user_domain_id = default
 project_name = service
 username = {{ blazar_keystone_user }}
 password = {{ blazar_keystone_password }}
-service_token_roles_required = True
+service_token_roles_required = true
 cafile = {{ openstack_cacert }}
 region_name = {{ openstack_region_name }}
 
diff --git a/ansible/roles/ceilometer/templates/ceilometer.conf.j2 b/ansible/roles/ceilometer/templates/ceilometer.conf.j2
index 404afc7ae3..f03100e3ec 100644
--- a/ansible/roles/ceilometer/templates/ceilometer.conf.j2
+++ b/ansible/roles/ceilometer/templates/ceilometer.conf.j2
@@ -55,7 +55,7 @@ policy_file = {{ ceilometer_policy_file }}
 
 [cache]
 backend = oslo_cache.memcache_pool
-enabled = True
+enabled = true
 memcache_servers = {% for host in groups['memcached'] %}{{ 'api' | kolla_address(host) | put_address_in_context('memcache') }}:{{ memcached_port }}{% if not loop.last %},{% endif %}{% endfor %}
 
 [oslo_concurrency]
diff --git a/ansible/roles/cinder/templates/cinder.conf.j2 b/ansible/roles/cinder/templates/cinder.conf.j2
index 649e05f357..732db76a54 100644
--- a/ansible/roles/cinder/templates/cinder.conf.j2
+++ b/ansible/roles/cinder/templates/cinder.conf.j2
@@ -7,9 +7,9 @@ log_file = cinder-api.log
 {% endif %}
 use_forwarded_for = true
 
-# Set use_stderr to False or the logs will also be sent to stderr
+# Set use_stderr to false or the logs will also be sent to stderr
 # and collected by Docker
-use_stderr = False
+use_stderr = false
 
 my_ip = {{ api_interface_address }}
 
@@ -92,7 +92,7 @@ rabbit_quorum_queue = true
 {% endif %}
 
 [oslo_middleware]
-enable_proxy_headers_parsing = True
+enable_proxy_headers_parsing = true
 
 {% if cinder_policy_file is defined %}
 [oslo_policy]
@@ -164,7 +164,7 @@ rbd_user = {{ backend.user }}
 rbd_cluster_name = {{ backend.cluster }}
 rbd_keyring_conf = /etc/ceph/{{ backend.cluster }}.client.{{ backend.user }}.keyring
 rbd_secret_uuid = {{ cinder_rbd_secret_uuid }}
-report_discard_supported = True
+report_discard_supported = true
 {% if backend.availability_zone is defined %}
 backend_availability_zone = {{ backend.availability_zone }}
 {% endif %}
@@ -177,9 +177,9 @@ backend_availability_zone = {{ backend.availability_zone }}
 volume_driver = cinder.volume.drivers.nfs.NfsDriver
 volume_backend_name = {{ cinder_backend_nfs_name }}
 nfs_shares_config = /etc/cinder/nfs_shares
-nfs_snapshot_support = True
-nas_secure_file_permissions = False
-nas_secure_file_operations = False
+nfs_snapshot_support = true
+nas_secure_file_permissions = false
+nas_secure_file_operations = false
 {% endif %}
 
 {% if cinder_backend_vmwarevc_vmdk | bool %}
@@ -189,7 +189,7 @@ vmware_host_ip = {{ vmware_vcenter_host_ip }}
 vmware_host_username = {{ vmware_vcenter_host_username }}
 vmware_host_password = {{ vmware_vcenter_host_password }}
 vmware_cluster_name = {{ vmware_vcenter_cluster_name }}
-vmware_insecure = True
+vmware_insecure = true
 {% endif %}
 
 {% if cinder_backend_vmware_vstorage_object | bool %}
@@ -199,7 +199,7 @@ vmware_host_ip = {{ vmware_vcenter_host_ip }}
 vmware_host_username = {{ vmware_vcenter_host_username }}
 vmware_host_password = {{ vmware_vcenter_host_password }}
 vmware_cluster_name = {{ vmware_vcenter_cluster_name }}
-vmware_insecure = True
+vmware_insecure = true
 {% endif %}
 
 {% if enable_cinder_backend_quobyte | bool %}
diff --git a/ansible/roles/cloudkitty/templates/cloudkitty.conf.j2 b/ansible/roles/cloudkitty/templates/cloudkitty.conf.j2
index 71fd481ea8..413eb5c9c6 100644
--- a/ansible/roles/cloudkitty/templates/cloudkitty.conf.j2
+++ b/ansible/roles/cloudkitty/templates/cloudkitty.conf.j2
@@ -34,7 +34,7 @@ memcache_secret_key = {{ memcache_secret_key }}
 memcached_servers = {% for host in groups['memcached'] %}{{ 'api' | kolla_address(host) | put_address_in_context('memcache') }}:{{ memcached_port }}{% if not loop.last %},{% endif %}{% endfor %}
 
 [oslo_middleware]
-enable_proxy_headers_parsing = True
+enable_proxy_headers_parsing = true
 
 [oslo_concurrency]
 lock_path = /var/lib/cloudkitty/tmp
diff --git a/ansible/roles/designate/templates/designate.conf.j2 b/ansible/roles/designate/templates/designate.conf.j2
index 4fce643e7a..27cc901e43 100644
--- a/ansible/roles/designate/templates/designate.conf.j2
+++ b/ansible/roles/designate/templates/designate.conf.j2
@@ -14,8 +14,8 @@ workers = {{ designate_central_workers }}
 listen = {{ api_interface_address | put_address_in_context('url') }}:{{ designate_api_listen_port }}
 api_base_uri = {{ designate_internal_endpoint }}
 workers = {{ designate_api_workers }}
-enable_api_admin = True
-enable_host_header = True
+enable_api_admin = true
+enable_host_header = true
 enabled_extensions_admin = quotas, reports
 
 [keystone_authtoken]
@@ -29,7 +29,7 @@ project_name = service
 username = {{ designate_keystone_user }}
 password = {{ designate_keystone_password }}
 http_connect_timeout = 60
-service_token_roles_required = True
+service_token_roles_required = true
 cafile = {{ openstack_cacert }}
 region_name = {{ openstack_region_name }}
 
@@ -109,7 +109,7 @@ rabbit_quorum_queue = true
 lock_path = /var/lib/designate/tmp
 
 [oslo_middleware]
-enable_proxy_headers_parsing = True
+enable_proxy_headers_parsing = true
 
 {% if designate_policy_file is defined %}
 [oslo_policy]
diff --git a/ansible/roles/glance/templates/glance-api.conf.j2 b/ansible/roles/glance/templates/glance-api.conf.j2
index 03ecb21203..b4766cb9b9 100644
--- a/ansible/roles/glance/templates/glance-api.conf.j2
+++ b/ansible/roles/glance/templates/glance-api.conf.j2
@@ -78,12 +78,12 @@ rbd_store_ceph_conf = /etc/ceph/{{ backend.cluster }}.conf
 [swift]
 swift_store_container = glance
 swift_store_multiple_containers_seed = 0
-swift_store_multi_tenant = False
-swift_store_create_container_on_put = True
+swift_store_multi_tenant = false
+swift_store_create_container_on_put = true
 swift_store_region = {{ openstack_region_name }}
 default_swift_reference = swift
 swift_store_config_file = /etc/glance/glance-swift.conf
-swift_store_auth_insecure = True
+swift_store_auth_insecure = true
 {% endif %}
 
 {% if glance_backend_s3 | bool %}
@@ -100,7 +100,7 @@ vmware_server_host = {{ vmware_vcenter_host_ip }}
 vmware_server_username = {{ vmware_vcenter_host_username }}
 vmware_server_password = {{ vmware_vcenter_host_password }}
 vmware_datastores = {{ vmware_vcenter_name }}:{{ vmware_datastore_name }}
-vmware_insecure = True
+vmware_insecure = true
 {% endif %}
 
 [os_glance_tasks_store]
@@ -110,7 +110,7 @@ filesystem_store_datadir = /var/lib/glance/tasks_work_dir
 filesystem_store_datadir = /var/lib/glance/staging
 
 [oslo_middleware]
-enable_proxy_headers_parsing = True
+enable_proxy_headers_parsing = true
 
 [oslo_concurrency]
 lock_path = /var/lib/glance/tmp
diff --git a/ansible/roles/gnocchi/templates/gnocchi.conf.j2 b/ansible/roles/gnocchi/templates/gnocchi.conf.j2
index fab81554e2..aaf33c579e 100644
--- a/ansible/roles/gnocchi/templates/gnocchi.conf.j2
+++ b/ansible/roles/gnocchi/templates/gnocchi.conf.j2
@@ -19,7 +19,7 @@ middlewares = keystonemiddleware.auth_token.AuthProtocol
 auth_mode = keystone
 
 [oslo_middleware]
-enable_proxy_headers_parsing = True
+enable_proxy_headers_parsing = true
 
 [database]
 connection = mysql+pymysql://{{ gnocchi_database_user }}:{{ gnocchi_database_password }}@{{ gnocchi_database_address }}/{{ gnocchi_database_name }}
diff --git a/ansible/roles/heat/templates/heat.conf.j2 b/ansible/roles/heat/templates/heat.conf.j2
index 0bf5e331c4..793c42d10e 100644
--- a/ansible/roles/heat/templates/heat.conf.j2
+++ b/ansible/roles/heat/templates/heat.conf.j2
@@ -48,7 +48,7 @@ memcached_servers = {% for host in groups['memcached'] %}{{ 'api' | kolla_addres
 
 [cache]
 backend = oslo_cache.memcache_pool
-enabled = True
+enabled = true
 memcache_servers = {% for host in groups['memcached'] %}{{ 'api' | kolla_address(host) | put_address_in_context('memcache') }}:{{ memcached_port }}{% if not loop.last %},{% endif %}{% endfor %}
 
 
@@ -94,7 +94,7 @@ endpoint_type = internalURL
 ca_file = {{ openstack_cacert }}
 
 [oslo_middleware]
-enable_proxy_headers_parsing = True
+enable_proxy_headers_parsing = true
 
 {% if enable_osprofiler | bool %}
 [profiler]
diff --git a/ansible/roles/ironic/templates/ironic.conf.j2 b/ansible/roles/ironic/templates/ironic.conf.j2
index f4a1fc82a0..94096f6ff4 100644
--- a/ansible/roles/ironic/templates/ironic.conf.j2
+++ b/ansible/roles/ironic/templates/ironic.conf.j2
@@ -18,7 +18,7 @@ my_ip = {{ api_interface_address }}
 notification_level = info
 {% endif %}
 
-rbac_service_role_elevated_access = True
+rbac_service_role_elevated_access = true
 
 [oslo_messaging_notifications]
 transport_url = {{ notify_transport_url }}
@@ -217,7 +217,7 @@ http_root = /var/lib/ironic/httpboot
 http_url = {{ ironic_http_url }}
 
 [oslo_middleware]
-enable_proxy_headers_parsing = True
+enable_proxy_headers_parsing = true
 
 {% if not enable_neutron | bool %}
 [dhcp]
diff --git a/ansible/roles/keystone/templates/keystone.conf.j2 b/ansible/roles/keystone/templates/keystone.conf.j2
index b418e4e568..af43cfc939 100644
--- a/ansible/roles/keystone/templates/keystone.conf.j2
+++ b/ansible/roles/keystone/templates/keystone.conf.j2
@@ -5,10 +5,10 @@ transport_url = {{ rpc_transport_url }}
 
 # NOTE(elemoine) log_dir alone does not work for Keystone
 log_file = /var/log/kolla/keystone/keystone.log
-use_stderr = True
+use_stderr = true
 
 [oslo_middleware]
-enable_proxy_headers_parsing = True
+enable_proxy_headers_parsing = true
 
 {% if keystone_policy_file is defined %}
 [oslo_policy]
@@ -28,7 +28,7 @@ domain_config_dir = /etc/keystone/domains
 {% endif %}
 
 [token]
-revoke_by_id = False
+revoke_by_id = false
 provider = fernet
 expiration = {{ fernet_token_expiry }}
 allow_expired_window = {{ fernet_token_allow_expired_window }}
@@ -47,7 +47,7 @@ max_active_keys = {{ ((fernet_token_expiry | int +
 
 [cache]
 backend = oslo_cache.memcache_pool
-enabled = True
+enabled = true
 memcache_servers = {% for host in groups['memcached'] %}{{ 'api' | kolla_address(host) | put_address_in_context('memcache') }}:{{ memcached_port }}{% if not loop.last %},{% endif %}{% endfor %}
 
 [oslo_messaging_notifications]
diff --git a/ansible/roles/magnum/templates/magnum.conf.j2 b/ansible/roles/magnum/templates/magnum.conf.j2
index 1e696664a5..c9c720af8a 100644
--- a/ansible/roles/magnum/templates/magnum.conf.j2
+++ b/ansible/roles/magnum/templates/magnum.conf.j2
@@ -108,7 +108,7 @@ cluster_user_trust = {{ enable_cluster_user_trust }}
 lock_path = /var/lib/magnum/tmp
 
 [oslo_middleware]
-enable_proxy_headers_parsing = True
+enable_proxy_headers_parsing = true
 
 [certificates]
 {% if enable_barbican | bool %}
diff --git a/ansible/roles/manila/templates/manila-share.conf.j2 b/ansible/roles/manila/templates/manila-share.conf.j2
index 2a4a48f364..5bae7eedd6 100644
--- a/ansible/roles/manila/templates/manila-share.conf.j2
+++ b/ansible/roles/manila/templates/manila-share.conf.j2
@@ -78,7 +78,7 @@ interface_driver = manila.network.linux.interface.OVSInterfaceDriver
 interface_driver = manila.network.linux.interface.BridgeInterfaceDriver
 {% endif %}
 
-driver_handles_share_servers = True
+driver_handles_share_servers = true
 
 service_instance_password = {{ manila_service_instance_password }}
 service_instance_user = {{ manila_service_instance_user }}
@@ -96,7 +96,7 @@ policy_file = {{ manila_policy_file }}
 [hnas1]
 share_backend_name = HNAS1
 share_driver = manila.share.drivers.hitachi.hnas.driver.HitachiHNASDriver
-driver_handles_share_servers = False
+driver_handles_share_servers = false
 hitachi_hnas_ip = {{ hnas_ip }}
 hitachi_hnas_user = {{ hnas_user }}
 hitachi_hnas_password = {{ hnas_password }}
@@ -109,7 +109,7 @@ hitachi_hnas_file_system_name = {{ hnas_file_system_name }}
 {% for backend in manila_ceph_backends %}
 {% if backend.driver == 'cephfsnative' %}
 [{{ backend.name }}]
-driver_handles_share_servers = False
+driver_handles_share_servers = false
 share_backend_name = {{ backend.share_name }}
 share_driver = manila.share.drivers.cephfs.driver.CephFSDriver
 cephfs_conf_path = /etc/ceph/{{ backend.cluster }}.conf
@@ -126,7 +126,7 @@ cephfs_filesystem_name = {{ manila_cephfs_filesystem_name }}
 {% for backend in manila_ceph_backends %}
 {% if backend.driver == 'cephfsnfs' %}
 [{{ backend.name }}]
-driver_handles_share_servers = False
+driver_handles_share_servers = false
 share_backend_name = {{ backend.share_name }}
 share_driver = manila.share.drivers.cephfs.driver.CephFSDriver
 cephfs_protocol_helper_type = NFS
@@ -136,7 +136,7 @@ cephfs_cluster_name = {{ backend.cluster }}
 {% if manila_cephfs_filesystem_name | length %}
 cephfs_filesystem_name = {{ manila_cephfs_filesystem_name }}
 {% endif %}
-cephfs_ganesha_server_is_remote= False
+cephfs_ganesha_server_is_remote= false
 cephfs_ganesha_server_ip = {{ api_interface_address }}
 {% endif %}
 {% endfor %}
@@ -144,7 +144,7 @@ cephfs_ganesha_server_ip = {{ api_interface_address }}
 
 {% if enable_manila_backend_glusterfs_nfs | bool %}
 [glusterfsnfs1]
-driver_handles_share_servers = False
+driver_handles_share_servers = false
 share_backend_name = GLUSTERFSNFS1
 share_driver = manila.share.drivers.glusterfs.GlusterfsShareDriver
 glusterfs_share_layout = {{ manila_glusterfs_share_layout }}
diff --git a/ansible/roles/manila/templates/manila.conf.j2 b/ansible/roles/manila/templates/manila.conf.j2
index 2edf5b5ca2..da78f6a129 100644
--- a/ansible/roles/manila/templates/manila.conf.j2
+++ b/ansible/roles/manila/templates/manila.conf.j2
@@ -70,7 +70,7 @@ rabbit_quorum_queue = true
 {% endif %}
 
 [oslo_middleware]
-enable_proxy_headers_parsing = True
+enable_proxy_headers_parsing = true
 
 {% if manila_policy_file is defined %}
 [oslo_policy]
diff --git a/ansible/roles/masakari/templates/masakari-monitors.conf.j2 b/ansible/roles/masakari/templates/masakari-monitors.conf.j2
index 7a4f573928..f52afd5037 100644
--- a/ansible/roles/masakari/templates/masakari-monitors.conf.j2
+++ b/ansible/roles/masakari/templates/masakari-monitors.conf.j2
@@ -26,13 +26,13 @@ connection_uri = "qemu+tcp://{{ migration_interface_address | put_address_in_con
   a better default choice.
   This limitation may be lifted in the near future (Xena+).
 #}
-restrict_to_remotes = True
+restrict_to_remotes = true
 {#
   NOTE(yoctozepto): ``disable_ipmi_check`` is due to ``restrict_to_remotes``
   above.
   See https://bugs.launchpad.net/masakari-monitors/+bug/1933203
 #}
-disable_ipmi_check = True
+disable_ipmi_check = true
 {% if inventory_hostname in groups['hacluster'] %}
 pacemaker_node_type = cluster
 corosync_multicast_interfaces = {{ api_interface }}
diff --git a/ansible/roles/masakari/templates/masakari.conf.j2 b/ansible/roles/masakari/templates/masakari.conf.j2
index 03c6ac695b..b96e6c6d1a 100644
--- a/ansible/roles/masakari/templates/masakari.conf.j2
+++ b/ansible/roles/masakari/templates/masakari.conf.j2
@@ -31,7 +31,7 @@ user_domain_name = {{ default_user_domain_name }}
 project_name = service
 username = {{ masakari_keystone_user }}
 password = {{ masakari_keystone_password }}
-service_token_roles_required = True
+service_token_roles_required = true
 region_name = {{ openstack_region_name }}
 cafile = {{ openstack_cacert }}
 
@@ -64,7 +64,7 @@ rabbit_quorum_queue = true
 {% endif %}
 
 [oslo_middleware]
-enable_proxy_headers_parsing = True
+enable_proxy_headers_parsing = true
 
 {% if masakari_policy_file is defined %}
 [oslo_policy]
diff --git a/ansible/roles/mistral/templates/mistral.conf.j2 b/ansible/roles/mistral/templates/mistral.conf.j2
index 600e921a57..5ce7a4a0e5 100644
--- a/ansible/roles/mistral/templates/mistral.conf.j2
+++ b/ansible/roles/mistral/templates/mistral.conf.j2
@@ -10,9 +10,9 @@ log_file = /var/log/kolla/mistral/mistral-event-engine.log
 log_file = /var/log/kolla/mistral/mistral-executor.log
 {% endif %}
 
-# NOTE(elemoine): set use_stderr to False or the logs will also be sent to
+# NOTE(elemoine): set use_stderr to false or the logs will also be sent to
 # stderr and collected by Docker
-use_stderr = False
+use_stderr = false
 
 transport_url = {{ rpc_transport_url }}
 
diff --git a/ansible/roles/neutron/templates/dhcp_agent.ini.j2 b/ansible/roles/neutron/templates/dhcp_agent.ini.j2
index 7b96582402..42d37e88f8 100644
--- a/ansible/roles/neutron/templates/dhcp_agent.ini.j2
+++ b/ansible/roles/neutron/templates/dhcp_agent.ini.j2
@@ -8,10 +8,10 @@ dnsmasq_dns_servers = {{ neutron_dnsmasq_dns_servers }}
 {% if neutron_plugin_agent == 'vmware_dvs' %}
 ovs_integration_bridge = {{ neutron_bridge_name }}
 interface_driver = openvswitch
-enable_metadata_network = True
+enable_metadata_network = true
 dhcp_driver = vmware_nsx.plugins.dvs.dhcp.Dnsmasq
-use_namespaces = True
-ovs_use_veth = False
+use_namespaces = true
+ovs_use_veth = false
 {% if vmware_dvs_dhcp_override_mac != '' %}
 dhcp_override_mac = {{ vmware_dvs_dhcp_override_mac }}
 {% endif %}
diff --git a/ansible/roles/neutron/templates/fwaas_driver.ini.j2 b/ansible/roles/neutron/templates/fwaas_driver.ini.j2
index b0df0858fb..28bb824ba1 100644
--- a/ansible/roles/neutron/templates/fwaas_driver.ini.j2
+++ b/ansible/roles/neutron/templates/fwaas_driver.ini.j2
@@ -1,5 +1,5 @@
 [fwaas]
-enabled = True
+enabled = true
 {% if neutron_plugin_agent == 'vmware_nsxv' %}
 driver = vmware_nsxv_edge
 {% else %}
diff --git a/ansible/roles/neutron/templates/ml2_conf.ini.j2 b/ansible/roles/neutron/templates/ml2_conf.ini.j2
index 0e34477691..8b857625d8 100644
--- a/ansible/roles/neutron/templates/ml2_conf.ini.j2
+++ b/ansible/roles/neutron/templates/ml2_conf.ini.j2
@@ -38,7 +38,7 @@ max_header_size = 38
 [ovn]
 ovn_nb_connection = {{ ovn_nb_connection }}
 ovn_sb_connection = {{ ovn_sb_connection }}
-ovn_metadata_enabled = True
+ovn_metadata_enabled = true
 enable_distributed_floating_ip = {{ neutron_ovn_distributed_fip | bool }}
-ovn_emit_need_to_frag = True
+ovn_emit_need_to_frag = true
 {% endif %}
diff --git a/ansible/roles/neutron/templates/neutron.conf.j2 b/ansible/roles/neutron/templates/neutron.conf.j2
index 515b42ce0a..7b5aea818e 100644
--- a/ansible/roles/neutron/templates/neutron.conf.j2
+++ b/ansible/roles/neutron/templates/neutron.conf.j2
@@ -4,9 +4,9 @@ debug = {{ neutron_logging_debug }}
 
 log_dir = /var/log/kolla/neutron
 
-# NOTE(elemoine): set use_stderr to False or the logs will also be sent to
+# NOTE(elemoine): set use_stderr to false or the logs will also be sent to
 # stderr and collected by Docker
-use_stderr = False
+use_stderr = false
 {% if neutron_enable_tls_backend | bool %}
 bind_host = 127.0.0.1
 {% else %}
@@ -38,10 +38,10 @@ host = {{ ansible_facts.hostname }}_{{ item }}
 core_plugin = vmware_nsx.plugin.NsxVPlugin
 {% elif neutron_plugin_agent == 'vmware_nsxv3' %}
 core_plugin = vmware_nsx.plugin.NsxV3Plugin
-dhcp_agent_notification = False
+dhcp_agent_notification = false
 {% elif neutron_plugin_agent == 'vmware_nsxp' %}
 core_plugin = vmware_nsx.plugin.NsxPolicyPlugin
-dhcp_agent_notification = False
+dhcp_agent_notification = false
 {% elif neutron_plugin_agent == 'vmware_dvs' %}
 core_plugin = vmware_nsx.plugin.NsxDvsPlugin
 {% else %}
@@ -58,7 +58,7 @@ max_l3_agents_per_router = {{ max_l3_agents_per_router }}
 transport_url = {{ rpc_transport_url }}
 
 {% if enable_neutron_dvr | bool %}
-router_distributed = True
+router_distributed = true
 {% endif %}
 
 dns_domain = {{ neutron_dns_domain }}
@@ -90,7 +90,7 @@ endpoint_type = internal
 cafile = {{ openstack_cacert }}
 
 [oslo_middleware]
-enable_proxy_headers_parsing = True
+enable_proxy_headers_parsing = true
 
 [oslo_concurrency]
 lock_path = /var/lib/neutron/tmp
@@ -168,7 +168,7 @@ user_domain_id = {{ default_user_domain_id }}
 project_name = service
 username = {{ designate_keystone_user }}
 password = {{ designate_keystone_password }}
-allow_reverse_dns_lookup = True
+allow_reverse_dns_lookup = true
 ipv4_ptr_zone_prefix_size = 24
 ipv6_ptr_zone_prefix_size = 116
 cafile = {{ openstack_cacert }}
diff --git a/ansible/roles/neutron/templates/neutron_taas.conf.j2 b/ansible/roles/neutron/templates/neutron_taas.conf.j2
index 5031871834..95ddb24d20 100644
--- a/ansible/roles/neutron/templates/neutron_taas.conf.j2
+++ b/ansible/roles/neutron/templates/neutron_taas.conf.j2
@@ -3,4 +3,4 @@ service_provider = TAAS:TAAS:neutron_taas.services.taas.service_drivers.taas_rpc
 
 [taas]
 driver = neutron_taas.services.taas.drivers.linux.ovs_taas.OvsTaasDriver
-enabled = True
+enabled = true
diff --git a/ansible/roles/neutron/templates/openvswitch_agent.ini.j2 b/ansible/roles/neutron/templates/openvswitch_agent.ini.j2
index 8ac25af7e1..f908c7f146 100644
--- a/ansible/roles/neutron/templates/openvswitch_agent.ini.j2
+++ b/ansible/roles/neutron/templates/openvswitch_agent.ini.j2
@@ -4,7 +4,7 @@ tunnel_types = vxlan
 l2_population = true
 arp_responder = true
 {% if enable_neutron_dvr | bool %}
-enable_distributed_routing = True
+enable_distributed_routing = true
 {% endif %}
 {% if neutron_agent_extensions %}
 extensions = {{ neutron_agent_extensions|map(attribute='name')|join(',') }}
diff --git a/ansible/roles/nova-cell/templates/nova.conf.d/libvirt.conf.j2 b/ansible/roles/nova-cell/templates/nova.conf.d/libvirt.conf.j2
index 7c23ff8306..35b538a31d 100644
--- a/ansible/roles/nova-cell/templates/nova.conf.d/libvirt.conf.j2
+++ b/ansible/roles/nova-cell/templates/nova.conf.d/libvirt.conf.j2
@@ -25,8 +25,8 @@ virt_type = {{ nova_compute_virt_type }}
 cpu_mode = {{ nova_libvirt_cpu_mode }}
 {% endif %}
 {% if enable_multipathd | bool %}
-volume_use_multipath = True
+volume_use_multipath = true
 {% endif %}
 num_pcie_ports = 16
 [workarounds]
-skip_cpu_compare_on_dest = True
+skip_cpu_compare_on_dest = true
diff --git a/ansible/roles/nova-cell/templates/nova.conf.j2 b/ansible/roles/nova-cell/templates/nova.conf.j2
index 8aedbd7ea7..cdacedf4ae 100644
--- a/ansible/roles/nova-cell/templates/nova.conf.j2
+++ b/ansible/roles/nova-cell/templates/nova.conf.j2
@@ -27,7 +27,7 @@ compute_driver = libvirt.LibvirtDriver
 my_ip = {{ api_interface_address }}
 
 {% if enable_ceilometer | bool %}
-instance_usage_audit = True
+instance_usage_audit = true
 instance_usage_audit_period = hour
 {% if enable_watcher | bool %}
 compute_monitors=nova.compute.monitors.cpu.virt_driver
diff --git a/ansible/roles/nova/templates/nova.conf.j2 b/ansible/roles/nova/templates/nova.conf.j2
index 8ebfc8664b..3a35519568 100644
--- a/ansible/roles/nova/templates/nova.conf.j2
+++ b/ansible/roles/nova/templates/nova.conf.j2
@@ -19,7 +19,7 @@ allow_resize_to_same_host = true
 my_ip = {{ api_interface_address }}
 
 {% if enable_ceilometer | bool %}
-instance_usage_audit = True
+instance_usage_audit = true
 instance_usage_audit_period = hour
 {% endif %}
 
@@ -37,7 +37,7 @@ enabled_filters = ComputeFilter,ComputeCapabilitiesFilter,ImagePropertiesFilter
 {% if enable_cells | bool %}
 # When in superconductor mode, nova-compute can't send instance
 # info updates to the scheduler, so just disable it.
-track_instance_changes = False
+track_instance_changes = false
 {% endif %}
 
 {% if vendordata_file_path is defined %}
@@ -50,7 +50,7 @@ vendordata_jsonfile_path = /etc/nova/vendordata.json
 workers = {{ nova_superconductor_workers }}
 
 [oslo_middleware]
-enable_proxy_headers_parsing = True
+enable_proxy_headers_parsing = true
 
 [oslo_concurrency]
 lock_path = /var/lib/nova/tmp
@@ -105,7 +105,7 @@ max_retries = -1
 
 [cache]
 backend = oslo_cache.memcache_pool
-enabled = True
+enabled = true
 memcache_servers = {% for host in groups['memcached'] %}{{ 'api' | kolla_address(host) | put_address_in_context('memcache') }}:{{ memcached_port }}{% if not loop.last %},{% endif %}{% endfor %}
 
 
diff --git a/ansible/roles/placement/templates/placement.conf.j2 b/ansible/roles/placement/templates/placement.conf.j2
index 10914fde13..4c325e2fcf 100644
--- a/ansible/roles/placement/templates/placement.conf.j2
+++ b/ansible/roles/placement/templates/placement.conf.j2
@@ -6,7 +6,7 @@ log_file = /var/log/kolla/placement/{{ service_name }}.log
 state_path = /var/lib/placement
 
 [oslo_middleware]
-enable_proxy_headers_parsing = True
+enable_proxy_headers_parsing = true
 
 [oslo_concurrency]
 lock_path = /var/lib/placement/tmp
@@ -20,7 +20,7 @@ max_retries = -1
 
 [cache]
 backend = oslo_cache.memcache_pool
-enabled = True
+enabled = true
 memcache_servers = {% for host in groups['memcached'] %}{{ 'api' | kolla_address(host) | put_address_in_context('memcache') }}:{{ memcached_port }}{% if not loop.last %},{% endif %}{% endfor %}
 
 
diff --git a/ansible/roles/swift/templates/container.conf.j2 b/ansible/roles/swift/templates/container.conf.j2
index 1c6a95b7e0..63a9515f57 100644
--- a/ansible/roles/swift/templates/container.conf.j2
+++ b/ansible/roles/swift/templates/container.conf.j2
@@ -22,7 +22,7 @@ recon_cache_path = /var/cache/swift
 
 [app:container-server]
 use = egg:swift#container
-allow_versions = True
+allow_versions = true
 {% if swift_has_replication_network %}
 replication_server = {{ service_name == 'swift-container-replication-server' }}
 {% endif %}
diff --git a/ansible/roles/swift/templates/proxy-server.conf.j2 b/ansible/roles/swift/templates/proxy-server.conf.j2
index 4b6982a334..0a808ea90d 100644
--- a/ansible/roles/swift/templates/proxy-server.conf.j2
+++ b/ansible/roles/swift/templates/proxy-server.conf.j2
@@ -91,7 +91,7 @@ use = egg:swift#dlo
 
 [filter:versioned_writes]
 use = egg:swift#versioned_writes
-allow_versioned_writes = True
+allow_versioned_writes = true
 
 {% if enable_swift_s3api | bool %}
 [filter:s3api]
diff --git a/ansible/roles/tacker/templates/tacker.conf.j2 b/ansible/roles/tacker/templates/tacker.conf.j2
index 5dfad235f0..ed091f0947 100644
--- a/ansible/roles/tacker/templates/tacker.conf.j2
+++ b/ansible/roles/tacker/templates/tacker.conf.j2
@@ -18,7 +18,7 @@ stack_retry_wait = 10
 
 {% if enable_barbican | bool %}
 [vim_keys]
-use_barbican = True
+use_barbican = true
 {% endif %}
 
 [tacker]
diff --git a/ansible/roles/trove/templates/trove-guestagent.conf.j2 b/ansible/roles/trove/templates/trove-guestagent.conf.j2
index 64d4a636da..ca29734aa6 100644
--- a/ansible/roles/trove/templates/trove-guestagent.conf.j2
+++ b/ansible/roles/trove/templates/trove-guestagent.conf.j2
@@ -4,7 +4,7 @@ log_dir = /var/log/trove/
 transport_url = {{ rpc_transport_url }}
 control_exchange = trove
 root_grant = ALL
-root_grant_option = True
+root_grant_option = true
 debug = {{ trove_logging_debug }}
 
 [service_credentials]
diff --git a/ansible/roles/watcher/templates/watcher.conf.j2 b/ansible/roles/watcher/templates/watcher.conf.j2
index 5e9ad92658..2afa97cb30 100644
--- a/ansible/roles/watcher/templates/watcher.conf.j2
+++ b/ansible/roles/watcher/templates/watcher.conf.j2
@@ -28,7 +28,7 @@ user_domain_id = {{ default_user_domain_id }}
 project_name = service
 username = {{ watcher_keystone_user }}
 password = {{ watcher_keystone_password }}
-service_token_roles_required = True
+service_token_roles_required = true
 cafile = {{ openstack_cacert }}
 region_name = {{ openstack_region_name }}
 
diff --git a/ansible/roles/zun/templates/zun.conf.j2 b/ansible/roles/zun/templates/zun.conf.j2
index 8caa33f49d..30e456285c 100644
--- a/ansible/roles/zun/templates/zun.conf.j2
+++ b/ansible/roles/zun/templates/zun.conf.j2
@@ -36,7 +36,7 @@ user_domain_id = {{ default_user_domain_id }}
 project_name = service
 username = {{ zun_keystone_user }}
 password = {{ zun_keystone_password }}
-service_token_roles_required = True
+service_token_roles_required = true
 region_name = {{ openstack_region_name }}
 cafile = {{ openstack_cacert }}
 
@@ -59,7 +59,7 @@ user_domain_id = {{ default_user_domain_id }}
 project_name = service
 username = {{ zun_keystone_user }}
 password = {{ zun_keystone_password }}
-service_token_roles_required = True
+service_token_roles_required = true
 region_name = {{ openstack_region_name }}
 cafile = {{ openstack_cacert }}