The reason for this is that this hiera key is set inequivocally:
[root@win1 hieradata]# hiera -c /etc/puppet/hiera.yaml tripleo::packages::enable_install
true
This is set in /usr/share/openstack-tripleo-heat-templates/environments/standalone/standalone-tripleo.yaml
The reason for this is that this hiera key is set inequivocally: hiera.yaml tripleo: :packages: :enable_ install
[root@win1 hieradata]# hiera -c /etc/puppet/
true
This is set in /usr/share/ openstack- tripleo- heat-templates/ environments/ standalone/ standalone- tripleo. yaml